あきのたむらそうじゃありませんでした
秋の田村草じゃありませんでした
akinota murasōja arimasendeshita

Noun
Desu Copula

The polite, past negative form of あきのたむらそう

1. It was not autumn's Tamura grass.; It wasn't autumn's Tamura grass.

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana