Cheri, Beth and Jacinta are daughters of Mr. Sullivan, Mr. Marchand and Mr. Benoit.?

Cheri, Beth and Jacinta are daughters of Mr. Sullivan, Mr. Marchand and Mr. Benoit. Four of these people are playing tennis doubles. Mr. Benoit's daughter and Mr. Sullivan are partners. Cheri's father and Mr. Marchand's daughter are also partners. There aren't any father-daughter combinations.Who is Cheri's father?And please explain in word.