正統 せいとうカリフ時代 じだいじゃありません
seitōkarifujidaijārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 正統カリフ時代

1. It is not the orthodox caliphate era.; It's not the age of the rightly-guided caliphs.

Negative
Polite
Terminal Form