衝上 しょうじょ断層 うだんそうではありませんでした
shōjōdansōdewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 衝上断層

1. It was not an upward displacement fault.; It wasn't an upward-thrust fault.

Past/Perfective
Negative
Polite
Formal Register