Question: The 2011–12 Los Angeles Lakers season is which ordinal number season of the franchise, its 63rd season in the National Basketball Association (NBA), and its 52nd season in Los Angeles, at midseason they traded longtime forward, Luke Theodore Walton (born March 28, 1980) is an American former professional basketball player, and the current head coach of the  Los Angeles Lakers?
Sentence (from "2011–12 Los Angeles Lakers season"): In the playoffs, they lost to the Oklahoma City Thunder 1–4 in the Western Conference semi-finals.
Relevant evidence: No