for in drama , suspense , revenge , and romance 
(ROOT (PP (IN for) (PP (IN in) (NP (NN drama) (, ,) (NN suspense) (, ,) (NN revenge) (, ,) (CC and) (NN romance)))))
(ROOT (PP (IN ) (PP (IN ) (NP (NN ) (, ) (NN ) (, ) (NN ) (, ) (CC ) (NN )))))