国連 こくれん人間 にんげん環境 かんきょう会議 かいぎであれば
koku renningenkankyōkaigideareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of 国連人間環境会議

1. If it were the UN Conference on the Human Environment; If the UN Conference on the Human Environment existed

Ba Conditional