has intentionally left college or was killed 
(ROOT (VP (VP (VBZ has) (ADVP (RB intentionally)) (VP (VBN left) (NP (NN college)))) (CC or) (VP (VBD was) (VP (VBN killed)))))
(ROOT (VP (VP (VBZ ) (ADVP (RB )) (VP (VBN ) (NP (NN )))) (CC ) (VP (VBD ) (VP (VBN )))))