. _:b1214604 . . _:b1214604 _:b1214603 . _:b1214601 . _:b1214602 . _:b1214602 _:b1214601 . _:b1214603 . _:b1214604 . . "c involved in regulation of p if c is involved in some p' and p' regulates some p" . _:b1214603 . _:b1214602 . "Chris Mungall" . "involved in regulation of" . _:b1214601 .