sono paatii-ni-wa gesuto-ga nizyuugo-nin i-ta . [Junya-wa [[Ayaka-ga kare-ni gesuto-o san-nin syookaisitekure-ta no]-no huta-ri-no hinnoyoi hurumai]-ni taisite kantan-no i-o hyoosi-ta] wake-de-wa nakat-ta .
that party-at.TOP guest.NOM twenty five.CL exist.PAST Junya.TOP Ayaka.NOM he.DAT guest.ACC three.CL introduce.PAST NO.GEN two.CL.GEN elegant behavior.DAT toward admiration.GEN thought.ACC express.PAST reason.COP.CONT NEG.PAST
There were twenty-five guests at the party. It was not the case that Ayaka introduced three (of the) guests to Junya and he expressed his admiration for the elegant behavior of two of them.