diff --git a/database/factories/MatrixFactory.php b/database/factories/MatrixFactory.php
index 5f7cad5..cf46da7 100644
--- a/database/factories/MatrixFactory.php
+++ b/database/factories/MatrixFactory.php
@@ -1,9 +1,9 @@
 <?php
-
-declare(strict_types=1);
 /**
  * Playground
  */
+
+declare(strict_types=1);
 namespace Database\Factories\Playground\Matrix\Models;
 
 use Illuminate\Database\Eloquent\Factories\Factory;
diff --git a/database/factories/ProjectFactory.php b/database/factories/ProjectFactory.php
index 75061a7..47faf21 100644
--- a/database/factories/ProjectFactory.php
+++ b/database/factories/ProjectFactory.php
@@ -1,9 +1,9 @@
 <?php
-
-declare(strict_types=1);
 /**
  * Playground
  */
+
+declare(strict_types=1);
 namespace Database\Factories\Playground\Matrix\Models;
 
 use Illuminate\Database\Eloquent\Factories\Factory;
diff --git a/database/factories/TeamFactory.php b/database/factories/TeamFactory.php
index d83e5a1..dce030e 100644
--- a/database/factories/TeamFactory.php
+++ b/database/factories/TeamFactory.php
@@ -1,9 +1,9 @@
 <?php
-
-declare(strict_types=1);
 /**
  * Playground
  */
+
+declare(strict_types=1);
 namespace Database\Factories\Playground\Matrix\Models;
 
 use Illuminate\Database\Eloquent\Factories\Factory;
diff --git a/database/migrations/2020_01_02_100001_create_matrix_matrices_table.php b/database/migrations/2020_01_02_100001_create_matrix_matrices_table.php
index a61f31d..c548447 100644
--- a/database/migrations/2020_01_02_100001_create_matrix_matrices_table.php
+++ b/database/migrations/2020_01_02_100001_create_matrix_matrices_table.php
@@ -1,15 +1,18 @@
 <?php
-
-declare(strict_types=1);
 /**
  * Playground
  */
 
+declare(strict_types=1);
+
 use Illuminate\Database\Migrations\Migration;
 use Illuminate\Database\Query\Expression;
 use Illuminate\Database\Schema\Blueprint;
 use Illuminate\Support\Facades\Schema;
 
+/**
+ * \Playground\Matrix\Models\Matrix
+ */
 return new class() extends Migration
 {
     /**
@@ -18,6 +21,7 @@
     public function up(): void
     {
         Schema::create('matrix_matrices', function (Blueprint $table) {
+
             // Primary key
 
             $table->uuid('id')->primary();
@@ -27,9 +31,9 @@ public function up(): void
             $table->uuid('created_by_id')->nullable()->index();
             $table->uuid('modified_by_id')->nullable()->index();
             $table->uuid('owned_by_id')->nullable()->index();
-            $table->uuid('matrix_id')->nullable()->index();
             $table->uuid('parent_id')->nullable()->index();
             $table->string('matrix_type')->nullable()->index();
+            $table->uuid('matrix_id')->nullable()->index();
 
             // Dates
 
@@ -43,6 +47,8 @@ public function up(): void
             $table->dateTime('planned_end_at')->nullable();
             $table->dateTime('canceled_at')->nullable();
             $table->dateTime('closed_at')->nullable()->index();
+            $table->dateTime('embargo_at')->nullable();
+            $table->dateTime('postponed_at')->nullable();
             $table->dateTime('resumed_at')->nullable();
             $table->dateTime('suspended_at')->nullable();
 
@@ -69,19 +75,21 @@ public function up(): void
             $table->bigInteger('x')->nullable();
             $table->bigInteger('y')->nullable();
             $table->bigInteger('z')->nullable();
-            $table->decimal('r', 65, 10)->nullable()->default(null);
-            $table->decimal('theta', 10, 6)->nullable()->default(null);
-            $table->decimal('rho', 10, 6)->nullable()->default(null);
-            $table->decimal('phi', 10, 6)->nullable()->default(null);
-            $table->decimal('elevation', 65, 10)->nullable()->default(null);
-            $table->decimal('latitude', 8, 6)->nullable()->default(null);
-            $table->decimal('longitude', 9, 6)->nullable()->default(null);
+            $table->decimal('r', 65, 10)->nullable();
+            $table->decimal('theta', 10, 6)->nullable();
+            $table->decimal('rho', 10, 6)->nullable();
+            $table->decimal('phi', 10, 6)->nullable();
+            $table->decimal('elevation', 65, 10)->nullable();
+            $table->decimal('latitude', 8, 6)->nullable();
+            $table->decimal('longitude', 9, 6)->nullable();
 
             // Flags
 
             $table->boolean('active')->default(1)->index();
             $table->boolean('canceled')->default(0);
             $table->boolean('closed')->default(0);
+            $table->boolean('completed')->default(0);
+            $table->boolean('cron')->default(0)->index();
             $table->boolean('flagged')->default(0);
             $table->boolean('internal')->default(0);
             $table->boolean('locked')->default(0);
@@ -92,23 +100,23 @@ public function up(): void
             $table->boolean('suspended')->default(0);
             $table->boolean('unknown')->default(0);
 
-            // Strings
+            // Columns
 
-            $table->string('label')->default('');
-            $table->string('title')->default('');
-            $table->string('byline')->default('');
-            $table->string('slug')->nullable()->default(null)->index();
-            $table->string('url')->default('');
-            $table->string('description')->default('');
-            $table->string('introduction')->default('');
+            $table->string('label', 128)->default('');
+            $table->string('title', 255)->default('');
+            $table->string('byline', 255)->default('');
+            $table->string('slug', 128)->nullable()->index();
+            $table->string('url', 512)->default('');
+            $table->string('description', 512)->default('');
+            $table->string('introduction', 512)->default('');
             $table->mediumText('content')->nullable();
             $table->mediumText('summary')->nullable();
 
-            // UI
+            // Ui
 
-            $table->string('icon')->default('');
-            $table->string('image')->default('');
-            $table->string('avatar')->default('');
+            $table->string('icon', 128)->default('');
+            $table->string('image', 512)->default('');
+            $table->string('avatar', 512)->default('');
             $table->json('ui')->nullable()->default(new Expression('(JSON_OBJECT())'));
 
             // JSON
diff --git a/database/migrations/2020_01_02_100001_create_matrix_teams_table.php b/database/migrations/2020_01_02_100001_create_matrix_teams_table.php
index 95682ce..7fe3c62 100644
--- a/database/migrations/2020_01_02_100001_create_matrix_teams_table.php
+++ b/database/migrations/2020_01_02_100001_create_matrix_teams_table.php
@@ -1,15 +1,18 @@
 <?php
-
-declare(strict_types=1);
 /**
  * Playground
  */
 
+declare(strict_types=1);
+
 use Illuminate\Database\Migrations\Migration;
 use Illuminate\Database\Query\Expression;
 use Illuminate\Database\Schema\Blueprint;
 use Illuminate\Support\Facades\Schema;
 
+/**
+ * \Playground\Matrix\Models\Team
+ */
 return new class() extends Migration
 {
     /**
@@ -18,6 +21,7 @@
     public function up(): void
     {
         Schema::create('matrix_teams', function (Blueprint $table) {
+
             // Primary key
 
             $table->uuid('id')->primary();
@@ -58,12 +62,8 @@ public function up(): void
             $table->dateTime('canceled_at')->nullable();
             $table->dateTime('closed_at')->nullable()->index();
             $table->dateTime('embargo_at')->nullable();
-            $table->dateTime('fixed_at')->nullable();
             $table->dateTime('postponed_at')->nullable();
-            $table->dateTime('published_at')->nullable();
-            $table->dateTime('released_at')->nullable();
             $table->dateTime('resumed_at')->nullable();
-            $table->dateTime('resolved_at')->nullable()->index();
             $table->dateTime('suspended_at')->nullable();
 
             // Permissions
@@ -89,13 +89,13 @@ public function up(): void
             $table->bigInteger('x')->nullable();
             $table->bigInteger('y')->nullable();
             $table->bigInteger('z')->nullable();
-            $table->decimal('r', 65, 10)->nullable()->default(null);
-            $table->decimal('theta', 10, 6)->nullable()->default(null);
-            $table->decimal('rho', 10, 6)->nullable()->default(null);
-            $table->decimal('phi', 10, 6)->nullable()->default(null);
-            $table->decimal('elevation', 65, 10)->nullable()->default(null);
-            $table->decimal('latitude', 8, 6)->nullable()->default(null);
-            $table->decimal('longitude', 9, 6)->nullable()->default(null);
+            $table->decimal('r', 65, 10)->nullable();
+            $table->decimal('theta', 10, 6)->nullable();
+            $table->decimal('rho', 10, 6)->nullable();
+            $table->decimal('phi', 10, 6)->nullable();
+            $table->decimal('elevation', 65, 10)->nullable();
+            $table->decimal('latitude', 8, 6)->nullable();
+            $table->decimal('longitude', 9, 6)->nullable();
 
             // Flags
 
@@ -103,38 +103,34 @@ public function up(): void
             $table->boolean('canceled')->default(0);
             $table->boolean('closed')->default(0);
             $table->boolean('completed')->default(0);
-            $table->boolean('duplicate')->default(0);
-            $table->boolean('fixed')->default(0);
+            $table->boolean('cron')->default(0)->index();
             $table->boolean('flagged')->default(0);
             $table->boolean('internal')->default(0);
             $table->boolean('locked')->default(0);
             $table->boolean('pending')->default(0);
             $table->boolean('planned')->default(0);
             $table->boolean('problem')->default(0);
-            $table->boolean('published')->default(0);
-            $table->boolean('released')->default(0);
             $table->boolean('retired')->default(0);
-            $table->boolean('resolved')->default(0);
             $table->boolean('suspended')->default(0);
             $table->boolean('unknown')->default(0);
 
-            // Strings
+            // Columns
 
-            $table->string('label')->default('');
-            $table->string('title')->default('');
-            $table->string('byline')->default('');
-            $table->string('slug')->nullable()->default(null)->index();
-            $table->string('url')->default('');
-            $table->string('description')->default('');
-            $table->string('introduction')->default('');
+            $table->string('label', 128)->default('');
+            $table->string('title', 255)->default('');
+            $table->string('byline', 255)->default('');
+            $table->string('slug', 128)->nullable()->index();
+            $table->string('url', 512)->default('');
+            $table->string('description', 512)->default('');
+            $table->string('introduction', 512)->default('');
             $table->mediumText('content')->nullable();
             $table->mediumText('summary')->nullable();
 
-            // UI
+            // Ui
 
-            $table->string('icon')->default('');
-            $table->string('image')->default('');
-            $table->string('avatar')->default('');
+            $table->string('icon', 128)->default('');
+            $table->string('image', 512)->default('');
+            $table->string('avatar', 512)->default('');
             $table->json('ui')->nullable()->default(new Expression('(JSON_OBJECT())'));
 
             // JSON
diff --git a/src/Models/Matrix.php b/src/Models/Matrix.php
index a29d371..dc17bbe 100644
--- a/src/Models/Matrix.php
+++ b/src/Models/Matrix.php
@@ -1,15 +1,91 @@
 <?php
-
-declare(strict_types=1);
 /**
  * Playground
  */
+
+declare(strict_types=1);
 namespace Playground\Matrix\Models;
 
+use Illuminate\Database\Eloquent\Relations\HasOne;
 use Playground\Models\Model;
 
 /**
  * \Playground\Matrix\Models\Matrix
+ *
+ * @property string $id
+ * @property ?scalar $created_by_id
+ * @property ?scalar $modified_by_id
+ * @property ?scalar $owned_by_id
+ * @property ?string $parent_id
+ * @property ?string $matrix_type
+ * @property ?string $matrix_id
+ * @property ?Carbon $created_at
+ * @property ?Carbon $updated_at
+ * @property ?Carbon $deleted_at
+ * @property ?Carbon $start_at
+ * @property ?Carbon $planned_start_at
+ * @property ?Carbon $end_at
+ * @property ?Carbon $planned_end_at
+ * @property ?Carbon $canceled_at
+ * @property ?Carbon $closed_at
+ * @property ?Carbon $embargo_at
+ * @property ?Carbon $postponed_at
+ * @property ?Carbon $resumed_at
+ * @property ?Carbon $suspended_at
+ * @property int $gids
+ * @property int $po
+ * @property int $pg
+ * @property int $pw
+ * @property bool $only_admin
+ * @property bool $only_user
+ * @property bool $only_guest
+ * @property bool $allow_public
+ * @property int $status
+ * @property int $rank
+ * @property int $size
+ * @property ?array $matrix
+ * @property ?int $x
+ * @property ?int $y
+ * @property ?int $z
+ * @property ?double $r
+ * @property ?double $theta
+ * @property ?double $rho
+ * @property ?double $phi
+ * @property ?double $elevation
+ * @property ?double $latitude
+ * @property ?double $longitude
+ * @property bool $active
+ * @property bool $canceled
+ * @property bool $closed
+ * @property bool $completed
+ * @property bool $cron
+ * @property bool $flagged
+ * @property bool $internal
+ * @property bool $locked
+ * @property bool $pending
+ * @property bool $planned
+ * @property bool $problem
+ * @property bool $retired
+ * @property bool $suspended
+ * @property bool $unknown
+ * @property string $label
+ * @property string $title
+ * @property string $byline
+ * @property ?string $slug
+ * @property string $url
+ * @property string $description
+ * @property string $introduction
+ * @property ?string $content
+ * @property ?string $summary
+ * @property string $icon
+ * @property string $image
+ * @property string $avatar
+ * @property ?array $ui
+ * @property ?array $assets
+ * @property ?array $meta
+ * @property ?array $notes
+ * @property ?array $options
+ * @property ?array $sources
  */
 class Matrix extends Model
 {
@@ -26,6 +102,7 @@ class Matrix extends Model
         'owned_by_id' => null,
         'parent_id' => null,
         'matrix_type' => null,
+        'matrix_id' => null,
         'created_at' => null,
         'updated_at' => null,
         'deleted_at' => null,
@@ -35,6 +112,8 @@ class Matrix extends Model
         'planned_end_at' => null,
         'canceled_at' => null,
         'closed_at' => null,
+        'embargo_at' => null,
+        'postponed_at' => null,
         'resumed_at' => null,
         'suspended_at' => null,
         'gids' => 0,
@@ -48,7 +127,7 @@ class Matrix extends Model
         'status' => 0,
         'rank' => 0,
         'size' => 0,
-        'matrix' => '',
+        'matrix' => '{}',
         'x' => null,
         'y' => null,
         'z' => null,
@@ -62,6 +141,8 @@ class Matrix extends Model
         'active' => true,
         'canceled' => false,
         'closed' => false,
+        'completed' => false,
+        'cron' => false,
         'flagged' => false,
         'internal' => false,
         'locked' => false,
@@ -100,12 +181,15 @@ class Matrix extends Model
         'owned_by_id',
         'parent_id',
         'matrix_type',
+        'matrix_id',
         'start_at',
         'planned_start_at',
         'end_at',
         'planned_end_at',
         'canceled_at',
         'closed_at',
+        'embargo_at',
+        'postponed_at',
         'resumed_at',
         'suspended_at',
         'gids',
@@ -133,6 +217,8 @@ class Matrix extends Model
         'active',
         'canceled',
         'closed',
+        'completed',
+        'cron',
         'flagged',
         'internal',
         'locked',
@@ -157,7 +243,6 @@ class Matrix extends Model
         'ui',
         'assets',
         'meta',
-        'notes',
         'options',
         'sources',
     ];
@@ -180,6 +265,8 @@ protected function casts(): array
             'planned_end_at' => 'datetime',
             'canceled_at' => 'datetime',
             'closed_at' => 'datetime',
+            'embargo_at' => 'datetime',
+            'postponed_at' => 'datetime',
             'resumed_at' => 'datetime',
             'suspended_at' => 'datetime',
             'gids' => 'integer',
@@ -193,7 +280,7 @@ protected function casts(): array
             'status' => 'integer',
             'rank' => 'integer',
             'size' => 'integer',
-            'matrix' => 'string',
+            'matrix' => 'array',
             'x' => 'integer',
             'y' => 'integer',
             'z' => 'integer',
@@ -207,6 +294,8 @@ protected function casts(): array
             'active' => 'boolean',
             'canceled' => 'boolean',
             'closed' => 'boolean',
+            'completed' => 'boolean',
+            'cron' => 'boolean',
             'flagged' => 'boolean',
             'internal' => 'boolean',
             'locked' => 'boolean',
@@ -230,9 +319,6 @@ protected function casts(): array
             'avatar' => 'string',
             'ui' => 'array',
             'assets' => 'array',
-            'backlog' => 'array',
-            'board' => 'array',
-            'flow' => 'array',
             'meta' => 'array',
             'notes' => 'array',
             'options' => 'array',
@@ -240,4 +326,16 @@ protected function casts(): array
             'sources' => 'array',
         ];
     }
+
+    /**
+     * The matrix of the matrix.
+     */
+    public function matrix(): HasOne
+    {
+        return $this->hasOne(
+            Matrix::class,
+            'id',
+            'matrix_id'
+        );
+    }
 }
diff --git a/src/Models/Team.php b/src/Models/Team.php
index a64abe3..b110617 100644
--- a/src/Models/Team.php
+++ b/src/Models/Team.php
@@ -1,9 +1,9 @@
 <?php
-
-declare(strict_types=1);
 /**
  * Playground
  */
+
+declare(strict_types=1);
 namespace Playground\Matrix\Models;
 
 use Illuminate\Database\Eloquent\Relations\HasOne;
@@ -11,6 +11,99 @@
 
 /**
  * \Playground\Matrix\Models\Team
+ *
+ * @property string $id
+ * @property ?scalar $created_by_id
+ * @property ?scalar $modified_by_id
+ * @property ?scalar $owned_by_id
+ * @property ?string $parent_id
+ * @property ?string $team_type
+ * @property ?string $backlog_id
+ * @property ?string $board_id
+ * @property ?string $epic_id
+ * @property ?string $flow_id
+ * @property ?string $matrix_id
+ * @property ?string $milestone_id
+ * @property ?string $note_id
+ * @property ?string $project_id
+ * @property ?string $release_id
+ * @property ?string $roadmap_id
+ * @property ?string $source_id
+ * @property ?string $sprint_id
+ * @property ?string $tag_id
+ * @property ?string $ticket_id
+ * @property ?string $version_id
+ * @property ?Carbon $created_at
+ * @property ?Carbon $updated_at
+ * @property ?Carbon $deleted_at
+ * @property ?Carbon $start_at
+ * @property ?Carbon $planned_start_at
+ * @property ?Carbon $end_at
+ * @property ?Carbon $planned_end_at
+ * @property ?Carbon $canceled_at
+ * @property ?Carbon $closed_at
+ * @property ?Carbon $embargo_at
+ * @property ?Carbon $postponed_at
+ * @property ?Carbon $resumed_at
+ * @property ?Carbon $suspended_at
+ * @property int $gids
+ * @property int $po
+ * @property int $pg
+ * @property int $pw
+ * @property bool $only_admin
+ * @property bool $only_user
+ * @property bool $only_guest
+ * @property bool $allow_public
+ * @property int $status
+ * @property int $rank
+ * @property int $size
+ * @property ?array $matrix
+ * @property ?int $x
+ * @property ?int $y
+ * @property ?int $z
+ * @property ?double $r
+ * @property ?double $theta
+ * @property ?double $rho
+ * @property ?double $phi
+ * @property ?double $elevation
+ * @property ?double $latitude
+ * @property ?double $longitude
+ * @property bool $active
+ * @property bool $canceled
+ * @property bool $closed
+ * @property bool $completed
+ * @property bool $cron
+ * @property bool $flagged
+ * @property bool $internal
+ * @property bool $locked
+ * @property bool $pending
+ * @property bool $planned
+ * @property bool $problem
+ * @property bool $retired
+ * @property bool $suspended
+ * @property bool $unknown
+ * @property string $label
+ * @property string $title
+ * @property string $byline
+ * @property ?string $slug
+ * @property string $url
+ * @property string $description
+ * @property string $introduction
+ * @property ?string $content
+ * @property ?string $summary
+ * @property string $icon
+ * @property string $image
+ * @property string $avatar
+ * @property ?array $ui
+ * @property ?array $assets
+ * @property ?array $backlog
+ * @property ?array $board
+ * @property ?array $flow
+ * @property ?array $meta
+ * @property ?array $notes
+ * @property ?array $options
+ * @property ?array $roadmap
+ * @property ?array $sources
  */
 class Team extends Model
 {
@@ -31,6 +124,7 @@ class Team extends Model
         'board_id' => null,
         'epic_id' => null,
         'flow_id' => null,
+        'matrix_id' => null,
         'milestone_id' => null,
         'note_id' => null,
         'project_id' => null,
@@ -51,11 +145,7 @@ class Team extends Model
         'canceled_at' => null,
         'closed_at' => null,
         'embargo_at' => null,
-        'fixed_at' => null,
         'postponed_at' => null,
-        'published_at' => null,
-        'released_at' => null,
-        'resolved_at' => null,
         'resumed_at' => null,
         'suspended_at' => null,
         'gids' => 0,
@@ -69,7 +159,7 @@ class Team extends Model
         'status' => 0,
         'rank' => 0,
         'size' => 0,
-        'matrix' => '',
+        'matrix' => '{}',
         'x' => null,
         'y' => null,
         'z' => null,
@@ -84,18 +174,14 @@ class Team extends Model
         'canceled' => false,
         'closed' => false,
         'completed' => false,
-        'duplicate' => false,
-        'fixed' => false,
+        'cron' => false,
         'flagged' => false,
         'internal' => false,
         'locked' => false,
         'pending' => false,
         'planned' => false,
         'problem' => false,
-        'published' => false,
-        'released' => false,
         'retired' => false,
-        'resolved' => false,
         'suspended' => false,
         'unknown' => false,
         'label' => '',
@@ -135,6 +221,7 @@ class Team extends Model
         'board_id',
         'epic_id',
         'flow_id',
+        'matrix_id',
         'milestone_id',
         'note_id',
         'project_id',
@@ -152,12 +239,8 @@ class Team extends Model
         'canceled_at',
         'closed_at',
         'embargo_at',
-        'fixed_at',
         'postponed_at',
-        'published_at',
-        'released_at',
         'resumed_at',
-        'resolved_at',
         'suspended_at',
         'gids',
         'po',
@@ -185,18 +268,14 @@ class Team extends Model
         'canceled',
         'closed',
         'completed',
-        'duplicate',
-        'fixed',
+        'cron',
         'flagged',
         'internal',
         'locked',
         'pending',
         'planned',
         'problem',
-        'published',
-        'released',
         'retired',
-        'resolved',
         'suspended',
         'unknown',
         'label',
@@ -217,7 +296,6 @@ class Team extends Model
         'board',
         'flow',
         'meta',
-        'notes',
         'options',
         'roadmap',
         'sources',
@@ -242,12 +320,8 @@ protected function casts(): array
             'canceled_at' => 'datetime',
             'closed_at' => 'datetime',
             'embargo_at' => 'datetime',
-            'fixed_at' => 'datetime',
             'postponed_at' => 'datetime',
-            'published_at' => 'datetime',
-            'released_at' => 'datetime',
             'resumed_at' => 'datetime',
-            'resolved_at' => 'datetime',
             'suspended_at' => 'datetime',
             'gids' => 'integer',
             'po' => 'integer',
@@ -260,7 +334,7 @@ protected function casts(): array
             'status' => 'integer',
             'rank' => 'integer',
             'size' => 'integer',
-            'matrix' => 'string',
+            'matrix' => 'array',
             'x' => 'integer',
             'y' => 'integer',
             'z' => 'integer',
@@ -275,18 +349,14 @@ protected function casts(): array
             'canceled' => 'boolean',
             'closed' => 'boolean',
             'completed' => 'boolean',
-            'duplicate' => 'boolean',
-            'fixed' => 'boolean',
+            'cron' => 'boolean',
             'flagged' => 'boolean',
             'internal' => 'boolean',
             'locked' => 'boolean',
             'pending' => 'boolean',
             'planned' => 'boolean',
             'problem' => 'boolean',
-            'published' => 'boolean',
-            'released' => 'boolean',
             'retired' => 'boolean',
-            'resolved' => 'boolean',
             'suspended' => 'boolean',
             'unknown' => 'boolean',
             'label' => 'string',
@@ -362,6 +432,18 @@ public function flow(): HasOne
         );
     }
 
+    /**
+     * The matrix of the team.
+     */
+    public function matrix(): HasOne
+    {
+        return $this->hasOne(
+            Matrix::class,
+            'id',
+            'matrix_id'
+        );
+    }
+
     /**
      * The milestone of the team.
      */
@@ -374,6 +456,18 @@ public function milestone(): HasOne
         );
     }
 
+    /**
+     * The note of the team.
+     */
+    public function note(): HasOne
+    {
+        return $this->hasOne(
+            Note::class,
+            'id',
+            'note_id'
+        );
+    }
+
     /**
      * The project of the team.
      */
diff --git a/tests/Feature/Models/Matrix/ModelTest.php b/tests/Feature/Models/Matrix/ModelTest.php
index 5a3fa6b..f848fbb 100644
--- a/tests/Feature/Models/Matrix/ModelTest.php
+++ b/tests/Feature/Models/Matrix/ModelTest.php
@@ -38,5 +38,10 @@ class ModelTest extends ModelCase
             'rule' => 'create',
             'modelClass' => \Playground\Matrix\Models\Matrix::class,
         ],
+        'matrix' => [
+            'key' => 'matrix_id',
+            'rule' => 'create',
+            'modelClass' => \Playground\Matrix\Models\Matrix::class,
+        ],
     ];
 }
diff --git a/tests/Feature/Models/Team/ModelTest.php b/tests/Feature/Models/Team/ModelTest.php
index 5b789dc..8f0f1d9 100644
--- a/tests/Feature/Models/Team/ModelTest.php
+++ b/tests/Feature/Models/Team/ModelTest.php
@@ -58,11 +58,21 @@ class ModelTest extends ModelCase
             'rule' => 'create',
             'modelClass' => \Playground\Matrix\Models\Flow::class,
         ],
+        'matrix' => [
+            'key' => 'matrix_id',
+            'rule' => 'create',
+            'modelClass' => \Playground\Matrix\Models\Matrix::class,
+        ],
         'milestone' => [
             'key' => 'milestone_id',
             'rule' => 'create',
             'modelClass' => \Playground\Matrix\Models\Milestone::class,
         ],
+        'note' => [
+            'key' => 'note_id',
+            'rule' => 'create',
+            'modelClass' => \Playground\Matrix\Models\Note::class,
+        ],
         'project' => [
             'key' => 'project_id',
             'rule' => 'create',
diff --git a/tests/Feature/Models/Version/ModelTest.php b/tests/Feature/Models/Version/ModelTest.php
index cdc93af..e6f26fd 100644
--- a/tests/Feature/Models/Version/ModelTest.php
+++ b/tests/Feature/Models/Version/ModelTest.php
@@ -38,41 +38,16 @@ class ModelTest extends ModelCase
             'rule' => 'create',
             'modelClass' => \Playground\Matrix\Models\Version::class,
         ],
-        'backlog' => [
-            'key' => 'backlog_id',
+        'matrix' => [
+            'key' => 'matrix_id',
             'rule' => 'create',
-            'modelClass' => \Playground\Matrix\Models\Backlog::class,
-        ],
-        'board' => [
-            'key' => 'board_id',
-            'rule' => 'create',
-            'modelClass' => \Playground\Matrix\Models\Board::class,
-        ],
-        'epic' => [
-            'key' => 'epic_id',
-            'rule' => 'create',
-            'modelClass' => \Playground\Matrix\Models\Epic::class,
-        ],
-        'flow' => [
-            'key' => 'flow_id',
-            'rule' => 'create',
-            'modelClass' => \Playground\Matrix\Models\Flow::class,
-        ],
-        'milestone' => [
-            'key' => 'milestone_id',
-            'rule' => 'create',
-            'modelClass' => \Playground\Matrix\Models\Milestone::class,
+            'modelClass' => \Playground\Matrix\Models\Matrix::class,
         ],
         'project' => [
             'key' => 'project_id',
             'rule' => 'create',
             'modelClass' => \Playground\Matrix\Models\Project::class,
         ],
-        'release' => [
-            'key' => 'release_id',
-            'rule' => 'create',
-            'modelClass' => \Playground\Matrix\Models\Release::class,
-        ],
         'roadmap' => [
             'key' => 'roadmap_id',
             'rule' => 'create',
@@ -83,11 +58,6 @@ class ModelTest extends ModelCase
             'rule' => 'create',
             'modelClass' => \Playground\Matrix\Models\Source::class,
         ],
-        'sprint' => [
-            'key' => 'sprint_id',
-            'rule' => 'create',
-            'modelClass' => \Playground\Matrix\Models\Sprint::class,
-        ],
         'tag' => [
             'key' => 'tag_id',
             'rule' => 'create',
diff --git a/tests/Unit/Models/Matrix/ModelTest.php b/tests/Unit/Models/Matrix/ModelTest.php
index 80a1679..d4f9d4b 100644
--- a/tests/Unit/Models/Matrix/ModelTest.php
+++ b/tests/Unit/Models/Matrix/ModelTest.php
@@ -22,5 +22,6 @@ class ModelTest extends ModelCase
         'modifier',
         'owner',
         'parent',
+        'matrix',
     ];
 }
diff --git a/tests/Unit/Models/Team/ModelTest.php b/tests/Unit/Models/Team/ModelTest.php
index 2f3cd26..e56f1c0 100644
--- a/tests/Unit/Models/Team/ModelTest.php
+++ b/tests/Unit/Models/Team/ModelTest.php
@@ -26,7 +26,9 @@ class ModelTest extends ModelCase
         'board',
         'epic',
         'flow',
+        'matrix',
         'milestone',
+        'note',
         'project',
         'release',
         'roadmap',
diff --git a/tests/Unit/Models/Version/ModelTest.php b/tests/Unit/Models/Version/ModelTest.php
index 7982e2e..2a6544e 100644
--- a/tests/Unit/Models/Version/ModelTest.php
+++ b/tests/Unit/Models/Version/ModelTest.php
@@ -22,16 +22,10 @@ class ModelTest extends ModelCase
         'modifier',
         'owner',
         'parent',
-        'backlog',
-        'board',
-        'epic',
-        'flow',
-        'milestone',
+        'matrix',
         'project',
-        'release',
         'roadmap',
         'source',
-        'sprint',
         'tag',
         'team',
         'ticket',