A subtle coincidence about Bush

Anne Hutchinson was a religious dissident in colonial Massachusetts 400 years ago. She was banished by the colonial court.
Her descendants included both president Daddy Bush and W.
She was pardoned symbolically by the former MA governor, and who was the governor? Michael Dukakis.
Who was Dukakis's opponent in presidential election?
Daddy Bush, whose ancestor was pardoned by Dukakis.