勢力 せいりょく分野 ぶんやではありませんでした
seiryokubun'yadewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 勢力分野

1. Was not an area of influence.; Was not within one's sphere of power.

Past/Perfective
Negative
Polite
Formal Register