文脈 ぶんみゃく じょう かならず字句 じくであれば
bun myakujōno kanarazu sujikudeareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of 文脈上の必す字句

1. If the context necessarily includes the phrase; If it's a necessary phrase within the context

Ba Conditional
Computing