世代 せだい かん交流 こうりゅうじゃなかったです
sedaikankōryūjanakattadesu

Noun
Desu Copula

The polite, past negative form of 世代間交流

1. Intergenerational exchange wasn't.; It wasn't intergenerational exchange.

Past/Perfective
Negative
Polite
Casual Register