にごろぶなでわありませんでした
煮頃鮒ではありませんでした
nigorobunadewārimasendeshita

Noun
Desu Copula

The polite, past negative form of にごろぶな

1. Was not a crucian carp cooked to the right degree.; Was not a properly cooked crucian carp.

Past/Perfective
Negative
Polite
Formal Register
Usually Written in Kana