part biography , part entertainment and part history 
(ROOT (NP (NP (NN part) (NN biography)) (, ,) (NP (NN part) (NN entertainment)) (CC and) (NP (NN part) (NN history))))
(ROOT (NP (NP (NN ) (NN )) (, ) (NP (NN ) (NN )) (CC ) (NP (NN ) (NN ))))