Create a set of triples that describes the content in the following sentence.

Prairie Public is a network of ten North Dakota radio stations. It is a service of Prairie Public Broadcasting, in association with the North Dakota State University in Fargo and the University of North Dakota (UND) in Grand Forks
89.3 LOCATION Grand Forks
89.3 CALL_SIGN KUND-FM
89.3 NETWORK News and Classical