YOU SAID:

I spoke with my friend who is at university

INTO JAPANESE

大学は、私の友人と話を聞いた

BACK INTO ENGLISH

University, spoke with a friend of mine

INTO JAPANESE

私の友人と話をした大学

BACK INTO ENGLISH

University talked to a friend of mine.

INTO JAPANESE

大学の友人に話を聞いた。

BACK INTO ENGLISH

Spoke to friends of the University.

INTO JAPANESE

大学の友達に話を聞いた。

BACK INTO ENGLISH

Spoke to friends of the University.