石灰 せっかい海綿 かいめんじゃありませんでした
sekkaikaimenjārimasendeshita

Noun
Desu Copula

The polite, past negative form of 石灰海綿

1. Was not a limestone sponge.; Was not a calcareous sponge.

Past/Perfective
Negative
Polite
Terminal Form