わり にわとり牛刀 ぎゅうとうであれば
wariniwatori gyu utōdeareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of 割鶏牛刀

1. If [one] were to slaughter a chicken with an ox-cleaver; If [it] were a chicken-slaughtering ox-cleaver

Ba Conditional