さん人称 にんしょう だい名詞 めいしじゃないです
sannin shōdaimeishijanaidesu

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 三人称代名詞

1. It is not he/she/they.; It's not a third-person pronoun.

Negative
Polite
Casual Register
Linguistics