becomes a sermon for most of its running time . 
(ROOT (S (VP (VBZ becomes) (NP (DT a) (NN sermon)) (PP (IN for) (NP (NP (JJS most)) (PP (IN of) (NP (PRP$ its) (NN running) (NN time)))))) (. .)))
(ROOT (S (VP (VBZ ) (NP (DT ) (NN )) (PP (IN ) (NP (NP (JJS )) (PP (IN ) (NP (PRP$ ) (NN ) (NN )))))) (. )))