こう勝負 しょうぶじゃありませんでした
makkōshōbujārimasendeshita

Noun
Desu Copula

The polite, past negative form of 真っ向勝負

1. Was not a direct confrontation.; Was not a head-on battle.; Was not a straight fight.

Past/Perfective
Negative
Polite
Terminal Form