Index: BH13SPARQLBuilder/src/org/biohackathon/SPARQLBuilder/OWL/AcquiredStructureAnalyzer.java
===================================================================
--- BH13SPARQLBuilder/src/org/biohackathon/SPARQLBuilder/OWL/AcquiredStructureAnalyzer.java (revision 150)
+++ BH13SPARQLBuilder/src/org/biohackathon/SPARQLBuilder/OWL/AcquiredStructureAnalyzer.java (revision 172)
@@ -220,5 +220,5 @@
 		queryStr.append(" {");
 		queryStr.append(" ?cr <").append(URICollection.PROPERTY_SB_OBJECT_CLASS).append("> <" + originClass + ">. \n");
-		queryStr.append(" ?cr <").append(URICollection.PROPERTY_SB_SUBJECT_CLASS).append("> ?d. \n");
+		queryStr.append(" ?cr <").append(URICollection.PROPERTY_SB_SUBJECT_CLASS).append("> ?c. \n");
 		queryStr.append(" ?cr <").append(URICollection.PROPERTY_VOID_DISTINCT_SUBJECTS).append("> ?numLnkInsEnd. \n");
 		queryStr.append(" ?cr <").append(URICollection.PROPERTY_VOID_DISTINCT_OBJECTS).append("> ?numLnkInsStart. \n");
@@ -280,9 +280,9 @@
 				if(ccls != null && dcls == null ){
 					// direction forward
-					direction = Direction.forward;
+					direction = Direction.reverse;
 					clsURI = ccls.getURI();
 				}else{
 					if( ccls == null && dcls != null ){
-						direction = Direction.reverse;
+						direction = Direction.forward;
 						clsURI = dcls.getURI();
 					}else{