diff --git a/codegen.ml b/codegen.ml
index 3ebf1c2..9c37d8a 100644
--- a/codegen.ml
+++ b/codegen.ml
@@ -459,7 +459,7 @@ let translate (globals, functions, structs) =
         |A.Dotop (e1, field) ->  
         let e' = expr builder e1 in
           (match e1 with
-            A.Id s ->
+            A.Id s -> 
               let e1typ =  
               (match s with
               "newNode" ->  A.StructType ("listNode")
@@ -504,7 +504,8 @@ let translate (globals, functions, structs) =
 
               | _ -> raise (Failure("StructType not found."))
             )
-            |_ as e1_expr -> let e1'_llvalue = llvalue_expr_getter builder e1_expr in 
+            |_ as e1_expr -> 
+            let e1'_llvalue = llvalue_expr_getter builder e1_expr in 
             let loaded_e1' = expr builder e1_expr in
             let e1'_lltype = L.type_of loaded_e1' in
             let e1'_struct_name_string_option = L.struct_name e1'_lltype in
diff --git a/gridBasics.grid b/gridBasics.grid
index 63a3335..41951f1 100644
--- a/gridBasics.grid
+++ b/gridBasics.grid
@@ -2,6 +2,8 @@ void addToGrid(int x, int y, Item listNode p_n){
 
 	*Item listNode iterator;
     Item listNode p_deref;
+	p_n.loc.x = x;
+	p_n.loc.y = y;
     
     if(GridNew[x][y] == None){
 		GridNew[x][y] = &p_n;
@@ -11,13 +13,10 @@ void addToGrid(int x, int y, Item listNode p_n){
 	}
 	else{
 	iterator = GridNew[x][y];
+	  colocation(x,y,p_n, iterator);
     while(iterator.next != None){
 		iterator = iterator.next;
-		if(iterator == &p_n){
-			print("Item already on grid coordinate");
-			return;
-	}
-	
+		colocation(x,y,p_n, iterator);	
 	}
 	iterator.next = &p_n;
 	iterator = iterator.next;
diff --git a/helloworld.grid b/helloworld.grid
index 0a18123..6d2bbb1 100644
--- a/helloworld.grid
+++ b/helloworld.grid
@@ -5,7 +5,6 @@ int checkGameEnd()
   return 1;
  }
 
-
 Player
 { 
 	int x; 
@@ -14,10 +13,19 @@ Player
   Item horse hor;
 } 
 
+Item location
+{
+  int x;
+  int y;  
+  int rule(coordinate c1, coordinate c2) {
+    return 1;
+  }  
+}
 
 Item horse{
 	int x;
 	string s;
+  Item location loc;
 	*Item horse next;
 	int rule(coordinate c1, coordinate c2) {
 		return 1;
@@ -33,29 +41,25 @@ Item bishop{
   }
 }
 
+int colocation(int x, int y, Item listNode i1, Item listNode i2)
+{
+  print("Inside colocation");
+  print(i2.nametag);
+  deleteFromGrid(x,y,i2.nametag);
+}
 
 Grid_Init<2,2> grid; 
 
 int gameloop(){ 
   Player p1;
   Player p2;
-  Player myown;
+  Player p3;
   Item listNode headnode;
   Item horse h1;
-  Item horse h2;
-  Item horse h3;
-  Item horse h4;
-  Item bishop b4;
-  p2.x = 79;
-  print(p1.x);
+  h1.loc.x = 1;
+  p1.x = 79;
+  Grid <1,0> <-- p1.hor;
   Grid <1,0> <-- p2.hor;
   printGrid();
-
-  headnode = getHead(1,0);
-  myown = *(headnode.owner);
-  print(myown.x);
 	return 0; 
-
-
-
 }
diff --git a/preprocess.ml b/preprocess.ml
index a640b21..089b40e 100644
--- a/preprocess.ml
+++ b/preprocess.ml
@@ -16,7 +16,7 @@ let process_files filename1 =
 	    try ignore (Str.search_forward re s1 0); true
 	    with Not_found -> false
 	in
-	let defaultPlayerStructFormals = "coordinate pos;\n" ^ "bool win;\n" ^ "string displayString;\n" ^ "bool exists;\n"
+	let defaultPlayerStructFormals = "bool win;\n" ^ "string displayString;\n" ^ "bool exists;\n"
 	in
 
 	let playerStruct = "Player {\n" ^ defaultPlayerStructFormals ^ "}\n"
@@ -122,7 +122,7 @@ let process_files filename1 =
 			List.rev (lines) in 
 
 	let concat = List.fold_left (fun a x -> a ^ x) "" in 
-		let temp = !listNode ^ "string type;\n*Item listNode next;\nstring nametag;\nstring tagname;\n*Player owner;\nint rule(coordinate c1, coordinate c2) {\nreturn 1;\n}\n}\n" ^ concat (read_all_lines filename1) in
+		let temp = !listNode ^ "Item location loc;\nstring type;\n*Item listNode next;\nstring nametag;\nstring tagname;\n*Player owner;\nint rule(coordinate c1, coordinate c2) {\nreturn 1;\n}\n}\n" ^ concat (read_all_lines filename1) in
 			if (!tempImportFile = "") then
 				begin
 					if(!playerStuctFound = false) then
diff --git a/scanner.mll b/scanner.mll
index 1303b1e..0176d8d 100644
--- a/scanner.mll
+++ b/scanner.mll
@@ -47,7 +47,7 @@ rule token = parse
 | "Grid_Init"   { GRIDINIT }
 | "Grid"   { GRID }
 | "Player" { PLAYER }
-| "Item"   { ITEM } (*Hacky. Since both Player and Item are just structs, we can avoid code duplication by having PLAYER as token for both*)
+| "Item"   { ITEM }
 | ['0'-'9']+ as lxm { LITERAL(int_of_string lxm) }
 | ['a'-'z' 'A'-'Z']['a'-'z' 'A'-'Z' '0'-'9' '_']* as lxm { ID(lxm) }
 | '"'([^'"']* as lxm)'"' { STRING_LIT(lxm) }