馬蹄 ばてい けいアーチではありませんでした
ba teikeiāchidewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 馬蹄形アーチ

1. Was not horseshoe-shaped.; Was not in the shape of a horseshoe.

Past/Perfective
Negative
Polite
Formal Register
Architecture