diff --git a/percy/TestRelations.puml b/percy/TestRelations.puml
index df032ba..1bd1a1a 100644
--- a/percy/TestRelations.puml
+++ b/percy/TestRelations.puml
@@ -29,6 +29,12 @@ Rel_Back_Neighbor(RelFrom, "To_Rel_Back_Neighbor_Tech", "A label", "A techn")
 
 BiRel(BiRelFrom, "To_BiRel", "A label")
 BiRel(BiRelFrom, "To_BiRel_Tech", "A label", "A techn")
+BiRel_Back(RelFrom, "To_Rel_Back", "A label")
+BiRel_Back(RelFrom, "To_Rel_Back_Tech", "A label", "A techn")
+BiRel_Neighbor(RelFrom, "To_Rel_Neighbor", "A label")
+BiRel_Neighbor(RelFrom, "To_Rel_Neighbor_Tech", "A label", "A techn")
+BiRel_Back_Neighbor(RelFrom, "To_Rel_Back_Neighbor", "A label")
+BiRel_Back_Neighbor(RelFrom, "To_Rel_Back_Neighbor_Tech", "A label", "A techn")
 
 Rel_D(RelShort, "To_Rel_D", "A label")
 Rel_D(RelShort, "To_Rel_D_Tech", "A label", "A techn")