ぎんとんぼでわありませんでした
銀蜻蜓ではありませんでした
gintombodewārimasendeshita

Noun
Desu Copula

The polite, past negative form of ぎんやんま

1. Was not a silver dragonfly.; Was not a silver darner.

Past/Perfective
Negative
Polite
Formal Register
Usually Written in Kana