(S (S (BASENP (DT The) (NNP January) (NN 31) (NN hearing)) (VP (VBD began) (PP (IN with) (NP (NP (BASENP (NNS comments)) (PP (IN by) (NP (BASENP (QP (RB approximately) (NN 25))) (PP (IN of) (NP (BASENP (DT the) (NNS audience)) (PP (IN of) (BASENP (RB roughly) (NN 35) (CC --) (NN 40)))))))) (COMMA ,) (SBAR (WHNP (BASENP (DT all)) (WHPP (IN of) (WHNP (WDT which)))) (S (VP (VBD opposed) (NP (BASENP (DT the) (NNP DA) (POS 's)) (NN proposal))))))))) (PERIOD .))