くろとうぞくかもめだったら
黒盗賊鴎だったら
kurotōzokukamo medattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of くろとうぞくかもめ

1. If/When I were a black thief seagull.

Tara Conditional
Usually Written in Kana