勧業 かんぎょう博覧 はくらん かいじゃなかったです
kangyōwa kurankaijanakattadesu

Noun
Desu Copula

The polite, past negative form of 勧業博覧会

1. It wasn't the industrial exposition.; It wasn't a promotion/industry exhibition.

Past/Perfective
Negative
Polite
Casual Register