diff --git a/lib/obographviz.js b/lib/obographviz.js
index f6595f5..348d4d4 100644
--- a/lib/obographviz.js
+++ b/lib/obographviz.js
@@ -180,6 +180,7 @@ class OboGraphViz {
 
 
 
+
         var cliques = [];
         if (styleMap.cliqueRelations) {
             var cx = new CliqueIndex();
@@ -202,7 +203,15 @@ class OboGraphViz {
                     }
                 }
             }
-
+            for (let i = 0; i < og.graphs.length; i++) {
+                var g = og.graphs[i];
+                var edges = g.edges;
+                var clique_edges = edges.filter(e => styleMap.cliqueRelations.indexOf(e.pred) > -1);
+                for (let e of clique_edges) {
+                    ensl.push({ nodeIds: [e.sub, e.obj] });
+                }
+            }
+            
             var cliques = cx.findMaximalCliques(ensl);
         }