YOU SAID:

I went to school with a boy who owned a horse.

INTO JAPANESE

私は馬を飼っている男の子と一緒に学校に行きました。

BACK INTO ENGLISH

I went to school with a boy who had a horse.

INTO JAPANESE

私は馬を飼っている男の子と一緒に学校に行きました。

BACK INTO ENGLISH

I went to school with a boy who had a horse.