Taroo-wa [Ziroo-ga nanika-o katta to] itteita-ga , boku-wa [nani-o (da) ka] sir-anai .
Taroo-TOP [Ziroo-NOM something-ACC bought that said-but I-TOP [what-ACC (COP Q know-not
Taroo said that Ziroo bought something, but I don’t know what.