Marywa [[Johnga [jibunno gakuseiga juuyouna kasetsuo teianshita to] jimanshiteita]no]no kekkan]o shitekishita .
Mary-TOP John-NOM self-GEN student-NOM important hypothesis-ACC propose-do-PAST COMP boasted-had-NL-GEN defect-ACC point.out-do-PAST
[John had boasted [that his student proposed an important hypothesis]] and Mary pointed out a defect in it.