艦上 かんじょう攻撃 こうげき じゃありませんでした
kanjōkōgeki kija arimasendeshita

Noun
Desu Copula

The polite, past negative form of 艦上攻撃機

1. Was not a carrier-based attack aircraft.; Was not an aircraft operating from a ship.

Past/Perfective
Negative
Polite
Terminal Form