Question: Which rapper sings Runnin' From tha Police, a 1995 song, which was one of very few compostions done jointly due to a feud between artists and fans of the East Coast hip hop and West Coast hip hop scenes in the United States?
Sentence (from "Runnin' from tha Police"): The song is significant, being one of very few compositions 2Pac and The Notorious B.I.G. created together, as later hostility arose between the two rappers, ending all possible collaborations and inciting the East-West Coast Rivalry.
Relevant evidence: Yes