probably the best case for christianity 
(ROOT (FRAG (ADVP (RB probably)) (NP (NP (DT the) (JJS best) (NN case)) (PP (IN for) (NP (NN christianity))))))
(ROOT (FRAG (ADVP (RB )) (NP (NP (DT ) (JJS ) (NN )) (PP (IN ) (NP (NN ))))))