Conversation so far:
where was Don Shula born?
Shula was born in Grand River, Ohio
when was Shula born?
He was born on January 4, 1930
Who were Shula's parents?
His parents, Dan and Mary, were of Hungarian origin, having immigrated when they were children.

Question: did he have any siblings?
Self-contained rewrite: did Shula have any siblings?