いたやかえでじゃありませんでした
板屋楓じゃありませんでした
itaya kaedejārimasendeshita

Noun
Desu Copula

The polite, past negative form of いたやかえで

1. Was not a maple in the shed.; Was not a shed maple.

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana