いっ はつ勝負 しょうぶではありませんでした
i' hatsushōbudewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 一発勝負

1. It wasn't a one-shot deal.; It wasn't a do-or-die situation.; It wasn't a single-try effort.

Past/Perfective
Negative
Polite
Formal Register