宣言 せんげん部分 ぶぶん集合 しゅうごうじゃありませんでした
sengembubunshūgōjārimasendeshita

Noun
Desu Copula

The polite, past negative form of 宣言部分集合

1. Was not a declaration subset.; Was not a declared set.

Past/Perfective
Negative
Polite
Terminal Form
Computing