万能 ばんのう包丁 ほうちょうではありませんでした
bannōhōchōdewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 万能包丁

1. Was not a multi-purpose knife.; Was not a jack-of-all-trades knife.

Past/Perfective
Negative
Polite
Formal Register