さやいんげんじゃありませんでした
莢隠元じゃありませんでした
sayaingenjārimasendeshita

Noun
Desu Copula

The polite, past negative form of さやいんげん

1. Was not a pod/shell/case.; Was not hidden.; Was not the origin/source.

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana