爆発 ばくはつ炎上 えんじょうではありませんでした
bakuhatsuenjōdewa arimasendeshita

Noun
Desu Copula

The polite, past negative form of 爆発炎上

1. It was not a massive, explosive fire.; It was not a viral outrage.

Past/Perfective
Negative
Polite
Formal Register