学生 がくせい横綱 よこずなじゃなかったです
gakuseiyo kozuna ja nakattadesu

Noun
Desu Copula

The polite, past negative form of 学生横綱

1. Was not a student sumo champion.; Wasn't a student sumo champion.

Past/Perfective
Negative
Polite
Casual Register
Sumo