だんのうらノ浦の合戦 がっせんじゃなかったです
danno urano gassenjanakattadesu

Noun
Desu Copula

The polite, past negative form of 壇ノ浦の合戦

1. It wasn't the Battle of Dan-no-ura.

Past/Perfective
Negative
Polite
Casual Register