列挙 れっきょ分類 ぶんるい体系 たいけいだったら
rekkyobunruitaikeidattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of 列挙分類体系

1. If it were a listing/classification system; If it had been a listing/classification system

Tara Conditional
Computing