diff --git a/README.md b/README.md
index 90213eb..f99b989 100644
--- a/README.md
+++ b/README.md
@@ -25,6 +25,8 @@ java -jar ar2dtool.jar -i PathToInputRdfFile -o FileToOutputFile -t OutputFileTy
 
 - [-d] optional flag for debugging. 
 
+- [-tmp]: option flag to specify the temp folder.
+
 
 AR2DTool Java API
 ===============
@@ -87,6 +89,12 @@ These are the list parameters that can be defined:
 Two sample configuration files are available in the /samples folder. One creates and ER diagram of the ontology. The other one depicts the taxonomy of the classes.
 
 
+## Contribution
+### To compile and generate the JAR (LINUX)
+1. `cd mavenProject`
+2. `mvn compile; mvn install`
+3. The jar will generated in `mavenProject/target`
+
 Acknowledgements
 ===============
 
diff --git a/mavenProject/pom.xml b/mavenProject/pom.xml
index a6c3d82..faedfe5 100644
--- a/mavenProject/pom.xml
+++ b/mavenProject/pom.xml
@@ -4,7 +4,7 @@
 
   <groupId>es.upm.oeg</groupId>
   <artifactId>ar2dtool</artifactId>
-  <version>0.2.0</version>
+  <version>1.3.0</version>
   <packaging>jar</packaging>
 
   <name>ar2dtool</name>
diff --git a/mavenProject/src/main/java/es/upm/oeg/ar2dtool/Main.java b/mavenProject/src/main/java/es/upm/oeg/ar2dtool/Main.java
index a9fc48e..22352c6 100644
--- a/mavenProject/src/main/java/es/upm/oeg/ar2dtool/Main.java
+++ b/mavenProject/src/main/java/es/upm/oeg/ar2dtool/Main.java
@@ -15,6 +15,7 @@
 
 import java.util.logging.Level;
 
+import es.upm.oeg.ar2dtool.exceptions.ConfigKeyNotFound;
 import es.upm.oeg.ar2dtool.exceptions.ConfigFileNotFoundException;
 import es.upm.oeg.ar2dtool.exceptions.NullTripleMember;
 import es.upm.oeg.ar2dtool.exceptions.RDFInputNotValid;
@@ -44,6 +45,7 @@ public class Main {
 	private static boolean GENERATE_GV = false;
 	private static boolean GENERATE_GML = false;
 	private static boolean COMPILE_GV = false;
+	private static String temp_dir = "";
 
 	public static void main(String[] args) {
 		parseArgs(args);
@@ -58,6 +60,8 @@ public static void main(String[] args) {
 		if(DEBUG)
 		{
 			logLevelToSee =Level.INFO;
+			//logLevelToSee =Level.ALL;
+			dbg("now in debug \n\n\n",Level.INFO);	
 		}
 		else
 		{
@@ -65,12 +69,15 @@ public static void main(String[] args) {
 		}
 		
 		log.getWriter().setVisibleLogLevel(logLevelToSee);
-		
 		log("pathToInputFile:" + pathToInputFile);
 		log("pathToOuputFile:" + pathToOuputFile);
 		log("outputFileType:" + outputFileType);
 		log("pathToConfFile:" + pathToConfFile);
 		
+				
+		
+		
+		
 		
 		
 		
@@ -80,6 +87,16 @@ public static void main(String[] args) {
 
 			//load config info
 			r2d.loadConfigValues(pathToConfFile);
+			if(temp_dir!=""){
+				log("Setting the temp dir to: "+temp_dir);
+				try{
+					r2d.getConf().setKeys("pathToTempDir",temp_dir);
+				}
+				catch(ConfigKeyNotFound e){
+					log("Exception in setting the temp dir");
+					e.printStackTrace();
+				}
+			}
 
 			//print config values 
 			log(r2d.getConf().toString());
@@ -104,19 +121,20 @@ public static void main(String[] args) {
 				
 				//get the DOTGenerator with the resultant info
 				DOTGenerator dg = r2d.getDOTGenerator();
-				
+				log("Got Dot Generator");	
 				//apply transformations
 				dg.applyTransformations();
-				
+				log("Applied Transformations");
 				//save the DOT source to file
 				dg.saveSourceToFile(pathToOuputFile+".dot");
-				
+				log("Saved the .dot file");
 
 				log("Generated! Path="+pathToOuputFile+".dot");
 				
 				
 				if(COMPILE_GV)
 				{
+					log("Getting the DOT Source");
 					//get source DOT code
 					String src = dg.generateDOTSource();
 					
@@ -139,7 +157,7 @@ public static void main(String[] args) {
 			{
 				//get the GraphMLGenerator with the resultant info
 				GraphMLGenerator gg = r2d.getGraphMLGenerator();
-				
+				log("Getting GML");	
 				//apply transformations
 				gg.applyTransformations();
 				
@@ -147,6 +165,7 @@ public static void main(String[] args) {
 				
 				//save the GraphML source to file
 				gg.saveSourceToFile(pathToOuputFile+".graphml");
+				log("the Graphml is generated");
 			}
 			
 			
@@ -224,10 +243,16 @@ private static void parseArgs(String[] args) {
 												i++;
 												maxNumberOfTriples = Integer.valueOf(args[i]);
 											}
-											else
-											{
-												dbg(syntaxErrorMsg,Level.WARNING);
-												return;	
+											else{
+												if(args[i].equals("-tmp")){
+													i++;
+													temp_dir = args[i];
+												}
+												else
+												{
+													dbg(syntaxErrorMsg,Level.WARNING);
+													return;	
+												}
 											}
 										}
 									}
@@ -242,6 +267,7 @@ private static void parseArgs(String[] args) {
 
 	private static void log(String msg) {
 		log.getWriter().log(msg);
+		log.getWriter().log(msg,Level.INFO);
 	}
 	
 	private static void dbg(String msg, Level logLevel){
diff --git a/mavenProject/src/main/java/es/upm/oeg/ar2dtool/RDF2Diagram.java b/mavenProject/src/main/java/es/upm/oeg/ar2dtool/RDF2Diagram.java
index 8496f89..6f7a233 100644
--- a/mavenProject/src/main/java/es/upm/oeg/ar2dtool/RDF2Diagram.java
+++ b/mavenProject/src/main/java/es/upm/oeg/ar2dtool/RDF2Diagram.java
@@ -369,7 +369,7 @@ private boolean includeStatement(Statement st)
 	 */
 	public boolean exceedsNumberOfTriples(int mnt)
 	{
-		return model.listStatements().toList().size() > mnt;
+		return model.listStatements().toList().size() > mnt && mnt!=-1;
 	}
 
 	public ConfigValues getConf() {
diff --git a/mavenProject/src/main/java/es/upm/oeg/ar2dtool/utils/dot/DOTGenerator.java b/mavenProject/src/main/java/es/upm/oeg/ar2dtool/utils/dot/DOTGenerator.java
index 8434f8b..0fcc0b2 100644
--- a/mavenProject/src/main/java/es/upm/oeg/ar2dtool/utils/dot/DOTGenerator.java
+++ b/mavenProject/src/main/java/es/upm/oeg/ar2dtool/utils/dot/DOTGenerator.java
@@ -319,9 +319,15 @@ public int generateDOTDiagram(String dotSource, String outPath, String type)
 		//		String repesentationType= "sfdp";
 		// 		String repesentationType= "twopi";
 		// 		String repesentationType= "circo";
-		
+	        log("Will try writing to file: "+outPath);	
 		File out = new File(outPath);   // Linux
-		return gv.writeGraphToFile( gv.getGraph(gv.getDotSource(), type, repesentationType), out );
+		log("ask for Dot Source");
+		String dotSource1 = gv.getDotSource();
+		log("Ask for Graph from String");
+		//return gv.writeGraphToFile( gv.getGraph(gv.getDotSource(), type, repesentationType), out );
+		byte[] gvGraph = gv.getGraph(dotSource1, type, repesentationType);
+		log("Got the graph");
+		return gv.writeGraphToFile(gvGraph, out);
 	}
 	
 	private void generateSyntObjPropertiesTriples() throws NullTripleMember 
@@ -548,6 +554,7 @@ public void setModel(OntModel model) {
 	private void log(String msg)
 	{
 		log.getWriter().log(msg);
+		log.getWriter().log(msg, Level.INFO);
 	}
 
 	
diff --git a/mavenProject/src/main/java/es/upm/oeg/ar2dtool/utils/dot/GraphViz.java b/mavenProject/src/main/java/es/upm/oeg/ar2dtool/utils/dot/GraphViz.java
index dc9188e..51ee841 100644
--- a/mavenProject/src/main/java/es/upm/oeg/ar2dtool/utils/dot/GraphViz.java
+++ b/mavenProject/src/main/java/es/upm/oeg/ar2dtool/utils/dot/GraphViz.java
@@ -219,6 +219,7 @@ public byte[] getGraph(String dot_source, String type, String representationType
 		byte[] img_stream = null;
 
 		try {
+			logger.getWriter().log("write dot source to file: "+dot_source, Level.INFO);
 			dot = writeDotSourceToFile(dot_source);
 			if (dot != null)
 			{
@@ -326,6 +327,7 @@ private File writeDotSourceToFile(String str) throws java.io.IOException
 	{
 		File temp;
 		try {
+			logger.getWriter().log("TEMP DIR: "+GraphViz.TEMP_DIR, Level.INFO);
 			temp = File.createTempFile("graph_", ".dot.tmp", new File(GraphViz.TEMP_DIR));
 			FileWriter fout = new FileWriter(temp);
 			fout.write(str);