わり にわとり牛刀 ぎゅうとうじゃありませんでした
wariniwatorigyū tōja arimasendeshita

Noun
Desu Copula

The polite, past negative form of 割鶏牛刀

1. Was not a cleaver for chickens and cows.; Was not a suitable tool.

Past/Perfective
Negative
Polite
Terminal Form