つるまきばねじゃありませんでした
蔓巻発条じゃありませんでした
tsurumakibanejārimasendeshita

Noun
Desu Copula

The polite, past negative form of つるまきばね

1. Was not winding up.; Was not sprawling.; Was not coiling.

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana