Rinehart was a son of mystery writer Mary Roberts Rinehart , a brother of publisher Stanley Rinehart , Jr. , and a brother of producer and playwright Alan Rinehart .
Head entity: alan rinehart Q16010098 27 28
Tail entity: mary roberts rinehart Q460366 7 8 9
Relation (head \u2192 tail): P40
Inverse relation (tail \u2192 head): P25