きとんぼじゃなかったです
黄蜻蛉じゃなかったです
kitombojanakattadesu

Noun
Desu Copula

The polite, past negative form of きとんぼ

1. Wasn't an autumn dragonfly.; Wasn't a yellow dragonfly.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana