diff --git a/src/main/jastadd/hanoi/Realtion.jrag b/src/main/jastadd/hanoi/Realtion.jrag
new file mode 100644
index 0000000000000000000000000000000000000000..86e5eb0c6f0aa721a6bc85f1dfa3696808d3315a
--- /dev/null
+++ b/src/main/jastadd/hanoi/Realtion.jrag
@@ -0,0 +1,22 @@
+import java.util.*;
+aspect Relation{
+    uncache Relation.eval();
+    syn boolean Relation.eval();
+    eq Subsetof.eval(){
+        Set left=new HashSet<>(); 
+        for(String element : this.getLeft().Set()){ 
+            left.add(element);
+        }
+        Set right=new HashSet<>(); 
+        for(String element : this.getRight().Set()){ 
+            right.add(element);
+        }
+        return right.containsAll(left);
+    }
+    eq Compare.eval(){
+        return (this.getLeft().eval() - this.getRight().eval())<0;
+    }
+    eq Equal.eval(){
+        return this.getLeft().eval() - this.getRight().eval()==0;
+    }
+}
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