行政 ぎょうせい訴訟 そしょうではありませんでした
gyōseisoshōdewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 行政訴訟

1. Was not an administrative lawsuit.; It was not an administrative suit.

Past/Perfective
Negative
Polite
Formal Register