くろあしあほうどりでわありませんでした
黒足信天翁ではありませんでした
kuroashiahōdoridewārimasendeshita

Noun
Desu Copula

The polite, past negative form of くろあしあほうどり

1. Was not a wandering albatross.; Was not a black-footed albatross.

Past/Perfective
Negative
Polite
Formal Register
Usually Written in Kana