銀行 ぎんこう強盗 ごうとうではありませんでした
ginkō gōtōdewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 銀行強盗

1. Was not a bank robber.; Was not robbing a bank.

Past/Perfective
Negative
Polite
Formal Register