三従 さんじゅう兄弟 きょうだいじゃなかったです
sanjū kyōdaijanakattadesu

Noun
Desu Copula

The polite, past negative form of 三従兄弟

1. Wasn't a third cousin.; Wasn't related as a third cousin.

Past/Perfective
Negative
Polite
Casual Register