婚前 こんぜん交渉 こうしょうではありませんでした
kon zenkō shōdewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 婚前交渉

1. Was not premarital relations.; Was not having sex before marriage.

Past/Perfective
Negative
Polite
Formal Register