役割 やくわり分担 ぶんたんじゃなかったです
yakuwaribuntanjanakattadesu

Noun
Desu Copula
no-Adjective

The polite, past negative form of 役割分担

1. Didn't share roles.; Wasn't a division of labor.

Past/Perfective
Negative
Polite
Casual Register