*Mary-wa [[[John-ga [[atarashii kasetsu-o teianshi-ta] gakusei]-o homete-ita]-no]-no kekkan]-o shiteki-shi-ta .
Mary-TOP John-NOM new hypothesis-ACC propose-PAST student-ACC praise-had-NL-GEN defect-ACC point.out-do-PAST
John praised [the student [who proposed a new hypothesis]] and Mary pointed out a defect in it.