look at morality , family , and social expectation through the prism of that omnibus tradition called marriage 
(ROOT (S (VP (VB look) (PP (IN at) (NP (NP (NN morality)) (, ,) (NP (NN family)) (, ,) (CC and) (NP (JJ social) (NN expectation)))) (PP (IN through) (NP (NP (DT the) (NN prism)) (PP (IN of) (NP (NP (DT that) (JJ omnibus) (NN tradition)) (VP (VBN called) (S (NP (NN marriage)))))))))))
(ROOT (S (VP (VB ) (PP (IN ) (NP (NP (NN )) (, ) (NP (NN )) (, ) (CC ) (NP (JJ ) (NN )))) (PP (IN ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (NP (DT ) (JJ ) (NN )) (VP (VBN ) (S (NP (NN )))))))))))