大英 だいえう帝国 ていこく勲章 くんしょうであれば
daieuteikokukunshōdeareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of 大英帝国勲章

1. If it were the Most Excellent Order of the British Empire; If one had the Most Excellent Order of the British Empire

Ba Conditional