さんしじゅものぐさじゃありませんでした
三指樹懶じゃありませんでした
sanshiju monogusajārimasendeshita

Noun
Desu Copula

The polite, past negative form of みゆびなまけもの

1. Was not a three-toed sloth.; Was not a three-fingered sloth.

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana