天幕 てんまく製造 せいぞう にんではありませんでした
temmakuseizōni ndewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 天幕製造人

1. Was not a sky-screen manufacturer.; Was not a celestial canopy creator.

Past/Perfective
Negative
Polite
Formal Register