diff --git a/apps/db-adapter/internal/memgraph/queries.go b/apps/db-adapter/internal/memgraph/queries.go
index 9766072..d85b24f 100644
--- a/apps/db-adapter/internal/memgraph/queries.go
+++ b/apps/db-adapter/internal/memgraph/queries.go
@@ -59,15 +59,11 @@ var HardDeletePersonCypherQuery string
 //go:embed queries/get_relationship.cypher
 var GetRelationshipCypherQuery string
 
-// Requires id1, id2, Relationship parameters.
+// Requires childId, parentId, childRelationship, parentRelationship parameters.
+// returns relationships
 //
-//go:embed queries/create_directed_relationship.cypher
-var CreateDirectedRelationshipCypherQuery string
-
-// Requires id1, id2, Relationship1, Relationship2 parameters.
-//
-//go:embed queries/create_two_directed_relationships.cypher
-var CreateTwoDirectedRelationshipCypherQuery string
+//go:embed queries/create_child_parent_relationships.cypher
+var CreateChildParentRelationshipCypherQuery string
 
 // Requires id parameter.
 //
diff --git a/apps/db-adapter/internal/memgraph/queries/create_child_parent_relationships.cypher b/apps/db-adapter/internal/memgraph/queries/create_child_parent_relationships.cypher
new file mode 100644
index 0000000..4958c4a
--- /dev/null
+++ b/apps/db-adapter/internal/memgraph/queries/create_child_parent_relationships.cypher
@@ -0,0 +1,6 @@
+MATCH (a:Person), (b:Person)
+WHERE id(a) = $childId AND id(b) = $parentId AND $parentId != $childId
+MERGE (a)-[r1:Child]->(b)-[r2:Parent]->(a)
+ON CREATE SET r1 = $childRelationship
+ON CREATE SET r2 = $parentRelationship
+RETURN collect(r1)+collect(r2) as relationships;
\ No newline at end of file
diff --git a/apps/db-adapter/internal/memgraph/queries/create_directed_relationship.cypher b/apps/db-adapter/internal/memgraph/queries/create_directed_relationship.cypher
deleted file mode 100644
index d847828..0000000
--- a/apps/db-adapter/internal/memgraph/queries/create_directed_relationship.cypher
+++ /dev/null
@@ -1,5 +0,0 @@
-MATCH (a:Person)
-OPTIONAL MATCH (b:Person)
-WHERE id(a) = $id1 AND id(b) = $id2
-CREATE (a)-[r:Relationship $Relationship]->(b)
-RETURN r AS relationship;
\ No newline at end of file
diff --git a/apps/db-adapter/internal/memgraph/queries/create_relationship.cypher b/apps/db-adapter/internal/memgraph/queries/create_relationship.cypher
deleted file mode 100644
index 20f8f25..0000000
--- a/apps/db-adapter/internal/memgraph/queries/create_relationship.cypher
+++ /dev/null
@@ -1,4 +0,0 @@
-MATCH (a:Person), (b:Person)
-WHERE id(a) = $id1 AND id(b) = $id2
-CREATE (a)-[r:Relationship $Relationship]-(b)
-RETURN r as relationship
\ No newline at end of file
diff --git a/apps/db-adapter/internal/memgraph/queries/create_sibling_relationship.cypher b/apps/db-adapter/internal/memgraph/queries/create_sibling_relationship.cypher
new file mode 100644
index 0000000..cd3c2a6
--- /dev/null
+++ b/apps/db-adapter/internal/memgraph/queries/create_sibling_relationship.cypher
@@ -0,0 +1,6 @@
+MATCH (a:Person), (b:Person)
+WHERE id(a) = $id1 AND id(b) = $id2 AND $id1 != $id2
+MERGE (a)-[r1:Sibling]->(b)-[r2:Sibling]->(a)
+ON CREATE SET r1 = $Relationship1
+ON CREATE SET r2 = $Relationship2
+RETURN collect(r1)+collect(r2) as relationships;
\ No newline at end of file
diff --git a/apps/db-adapter/internal/memgraph/queries/create_sibling_relationships_based_on_parent.cypher b/apps/db-adapter/internal/memgraph/queries/create_sibling_relationships_based_on_parent.cypher
new file mode 100644
index 0000000..8a54c56
--- /dev/null
+++ b/apps/db-adapter/internal/memgraph/queries/create_sibling_relationships_based_on_parent.cypher
@@ -0,0 +1,4 @@
+MATCH (a:Person)-[:Parent]->(b:Person)-[:Child]->(c:Person)
+WHERE id(a) = $childId AND id(b) = $parentId AND $parentId != $childId AND id(c) != id(a)
+MERGE (a)-[r1:Sibling]->(c)-[r2:Sibling]->(a)
+RETURN collect(r1)+collect(r2) as relationships;
\ No newline at end of file
diff --git a/apps/db-adapter/internal/memgraph/queries/create_spouse_relationship.cypher b/apps/db-adapter/internal/memgraph/queries/create_spouse_relationship.cypher
new file mode 100644
index 0000000..093a8aa
--- /dev/null
+++ b/apps/db-adapter/internal/memgraph/queries/create_spouse_relationship.cypher
@@ -0,0 +1,6 @@
+MATCH (a:Person), (b:Person)
+WHERE id(a) = $id1 AND id(b) = $id2 AND $id1 != $id2
+MERGE (a)-[r1:Spouse]->(b)-[r2:Spouse]->(a)
+ON CREATE SET r1 = $Relationship1
+ON CREATE SET r2 = $Relationship2
+RETURN collect(r1)+collect(r2) as relationships;
\ No newline at end of file
diff --git a/apps/db-adapter/internal/memgraph/queries/create_two_directed_relationships.cypher b/apps/db-adapter/internal/memgraph/queries/create_two_directed_relationships.cypher
deleted file mode 100644
index ec215c2..0000000
--- a/apps/db-adapter/internal/memgraph/queries/create_two_directed_relationships.cypher
+++ /dev/null
@@ -1,5 +0,0 @@
-MATCH (a:Person), (b:Person)
-WHERE id(a) = $id1 AND id(b) = $id2
-CREATE (a)-[r1:Relationship $Relationship1]->(b)
-CREATE (b)-[r2:Relationship $Relationship2]->(a)
-RETURN r1 as relationship1, r2 as relationship2 
\ No newline at end of file