しろ がく尉鶲 じょうびたきではありませんでした
shiroga kujōbitakidewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 白額尉鶲

1. Was not a white-crowned warbler.; Was not the white-crowned warbler.

Past/Perfective
Negative
Polite
Formal Register