しろはらとうぞくかもめじゃなかった
白腹盗賊鴎じゃなかった
shirohara tōzokukamomejanakatta

Noun
Da Copula

The past negative form of しろはらとうぞくかもめ

1. Was not a white-bellied pirate gull.

Past/Perfective
Negative
Usually Written in Kana