とうぞくかもめじゃなかった
盗賊鴎じゃなかった
tōzokukamomejanakatta

Noun
Da Copula

The past negative form of とうぞくかもめ

1. Was not a thief seagull.; Wasn't a thief seagull.

Past/Perfective
Negative
Usually Written in Kana