Question: The 1979–80 Phoenix Suns season was the 12th season for the Phoenix Suns of the National Basketball Association, the Suns were led by head coach John MacLeod, an American, his which number season with the team?
Sentence (from "John MacLeod (basketball)"): John Matthew MacLeod (born October 3, 1937) is an American former basketball coach in the NCAA and the National Basketball Association.
Relevant evidence: Yes