きあしじゃありませんでした
黄脚鷸じゃありませんでした
kiashijārimasendeshita

Noun
Desu Copula

The polite, past negative form of きあししぎ

1. Was not a yellowlegs.; Was not a marsh sandpiper.

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana