After I run my code here:
MATCH (a:CALL)-[:RECEIVED_CALL]->(b:PERSON),(c:CALL) <-[:MADE_CALL]-(d:PERSON)
WHERE id(a) < 80 and id(c) < 80
WITH COLLECT([b,d]) as calls
UNWIND calls as callss
FOREACH (i IN callss | CREATE (d)-[r:KNOWS]->(b))
RETURN call...
