学生 がくせい横綱 よこずなじゃありませんでした
gakuseiyo kozunaja arimasendeshita

Noun
Desu Copula

The polite, past negative form of 学生横綱

1. Was not a student sumo champion.; Was not a student yokozuna.

Past/Perfective
Negative
Polite
Terminal Form
Sumo