おうはしうみがらすじゃなかったです
大嘴海烏じゃなかったです
ō hashiumigarasujanakattadesu

Noun
Desu Copula

The polite, past negative form of おおはしうみがらす

1. Wasn't a booby.; Wasn't a gannet.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana