name the office holder with associate as sir john knatchbull and has a kid named mildmay fane ?
SELECT DISTINCT var_uri where brack_open var_uri dbo_associate dbr_Sir_John_Knatchbull,_2nd_Baronet sep_dot var_uri dbo_child dbr_Mildmay_Fane sep_dot var_uri a dbo_OfficeHolder brack_close