子孫 しそん構造 こうぞう たいじゃなかったです
shisonkōzōtaijanakattadesu

Noun
Desu Copula

The polite, past negative form of 子孫構造体

1. Wasn't a descendant structure.; Wasn't a genealogical structure.

Past/Perfective
Negative
Polite
Casual Register
Computing