民間 みんかん放送 ほうそう きょくではありませんでした
minkanhōsōkyokudewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 民間放送局

1. Was not a commercial broadcasting station.; Was not a private broadcasting station.

Past/Perfective
Negative
Polite
Formal Register