diff --git a/src/canary/metta_eval.pl b/src/canary/metta_eval.pl
index d91db0c7326..70d6bdbc6b1 100755
--- a/src/canary/metta_eval.pl
+++ b/src/canary/metta_eval.pl
@@ -1898,31 +1898,9 @@
                   RetVal2^eval_args(Eq,RetType,Depth,Self,Eval2,RetVal2),
                   RetVal).
 
-<<<<<<< HEAD
-
-eval_20(Eq,RetType,Depth,Self,['union',Eval1,Eval2],RetVal):- !,
-    lazy_union(RetVal1^eval_args(Eq,RetType,Depth,Self,Eval1,RetVal1),
-                  RetVal2^eval_args(Eq,RetType,Depth,Self,Eval2,RetVal2),
-                  RetVal).
-
-
-lazy_union(E1^Call1, E2^Call2, E) :-
-    lazy_findall(E1, Call1, List1),    lazy_findall(E2, Call2, List2),
-    (   
-        member(E, List1)
-        ; (member(E, List2), \+ (member(E1, List1), E1 = E))
-    ).
-
-
-
-%% lazy_subtraction(+E1_Call1, +E2_Call2, -E) is nondet.
-%  - Performs a subtraction operation using lazy evaluation.
-%  - It subtracts elements generated by Call2 from those generated by Call1.
-=======
 %% lazy_intersection(:P2, +E1_Call1, +E2_Call2, -E) is nondet.
 %  - Performs a intersection operation using lazy evaluation.
 %  - It intersects elements generated by Call2 from those generated by Call1.
->>>>>>> 7ffac2700d8ed4428e4c99e2fc0fa30f4646467a
 % Arguments:
 %  - P2: Any arity 2 predicate
 %  - E1^Call1: The first goal (Call1) generating elements (E1).
@@ -1987,28 +1965,6 @@
 
 eval_20(_Eq,_OuterRetType,_Depth,_Self,[P,_,B],_):-P=='/',B==0,!,fail.
 
-<<<<<<< HEAD
-write_src_wx( [] ):- !.
-write_src_wx( [H|Lis2] ):- !, write( H ), write_src_wx( Lis2 ).
-
-% !(repr (foo 1 2 3)) 
-% !assertEqualToResult( (repr (foo 1 2 3))  "(foo 1 2 3)" ) 
-
-eval_20( Eq, RetType, Depth, Self, [ 'repr' , L ] , Sxx ):- 
-   eval_args( Eq, RetType, Depth, Self, L, Lis2 ), 
-   with_output_to( string( Sxx ) , write_src_woi( Lis2 ) ).
-  
-eval_20( Eq, RetType, Depth, Self, [ 'parse' , L ] , Exp ):- 
-    eval_args( Eq, RetType, Depth, Self, L, Str ), 
-	parse_sexpr_metta1( Str, Exp ),
-	!.
-
-% phrase( expressions( Expr ), Str ).
-% string( Str ), !, 
-% atom_string( Atox, Str ).
-%  !(parse "(+ 5 6)")
-=======
->>>>>>> 7ffac2700d8ed4428e4c99e2fc0fa30f4646467a
 
 eval_20(Eq,RetType,Depth,Self,['CountElement',L],Res):- !, eval_args(Eq,RetType,Depth,Self,L,LL), !, (is_list(LL)->length(LL,Res);Res=1),check_returnval(Eq,RetType,Res).
 eval_20(Eq,RetType,_Dpth,_Slf,['make_list',List],MettaList):- !, into_metta_cons(List,MettaList),check_returnval(Eq,RetType,MettaList).