うばざめでわありませんでした
姥鮫ではありませんでした
ubazamedewārimasendeshita

Noun
Desu Copula

The polite, past negative form of うばざめ

1. Was not an old shark.; Was not a grandmother shark.

Past/Perfective
Negative
Polite
Formal Register
Usually Written in Kana