掘立 ほったて はしら建物 たてものじゃありませんでした
hottatewa shira tatemonojārimasendeshita

Noun
Desu Copula

The polite, past negative form of 掘立柱建物

1. It was not a post-and-beam building.; It wasn't a simple structure.

Past/Perfective
Negative
Polite
Terminal Form
Architecture