しょう草生 そうせい がつではありませんでした
shōsōseiga tsudewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 小草生月

1. It was not the case that small grass grew the moon.; It did not grow small grass on the moon.

Past/Perfective
Negative
Polite
Formal Register