階段 かいだん箪笥 だんすではありませんでした
kaidandansudewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 階段箪笥

1. It was not a chest of drawers.; It wasn't a set of stairs/step chest.

Past/Perfective
Negative
Polite
Formal Register