校内 こうない暴力 ぼうりょくではありませんでした
kō nai bōryokudewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 校内暴力

1. Was not school violence.; Was not bullying (within the school).

Past/Perfective
Negative
Polite
Formal Register