列挙 れっきょ分類 ぶんるい体系 たいけいじゃなかったです
rekkyobunruitaikeijanakattadesu

Noun
Desu Copula

The polite, past negative form of 列挙分類体系

1. Wasn't a listing/classification system.

Past/Perfective
Negative
Polite
Casual Register
Computing