くろぶちめしろざめでわありませんでした
黒縁目白鮫ではありませんでした
kurobuchimeshirozamedewārimasendeshita

Noun
Desu Copula

The polite, past negative form of くろへりめじろざめ

1. Was not a black-rimmed white shark.; Was not a shark with a black rim and white markings.

Past/Perfective
Negative
Polite
Formal Register
Usually Written in Kana