建設 けんせつ工事 こうじ保険 ほけんじゃありませんでした
kensetsukōjihokenjārimasendeshita

Noun
Desu Copula

The polite, past negative form of 建設工事保険

1. Was not construction work insurance.; Was not a construction work insurance policy.

Past/Perfective
Negative
Polite
Terminal Form