自然 しぜん言語 げんご理解 りかいじゃありませんでした
shizen gengorikaijārimasendeshita

Noun
Desu Copula

The polite, past negative form of 自然言語理解

1. Was not natural language understanding.; Was not natural language processing.

Past/Perfective
Negative
Polite
Terminal Form
Computing