烏骨 うこつ にわとりではありませんでした
ukotsuniwatoridewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 烏骨鶏

1. Was not a black-bone chicken.; Was not a Kuro-shamo.

Past/Perfective
Negative
Polite
Formal Register