わらいかもめじゃなかったです
笑い鴎じゃなかったです
waraikamomejanakattadesu

Noun
Desu Copula

The polite, past negative form of わらいかもめ

1. Was not a laughing seagull.; Wasn't laughing at the seagull.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana