さん ぽん勝負 しょうぶじゃありませんでした
sampon shōbujārimasendeshita

Noun
Desu Copula

The polite, past negative form of 三本勝負

1. It wasn't a best-of-three match.; It wasn't a three-game match.

Past/Perfective
Negative
Polite
Terminal Form