Question: What USL outfit did the team that an American professional soccer player born July 31, 1987 partner with in the off-season of 2014?
Sentence (from "2014 Toronto FC season"): Jackson, Justin Morrow, Dwayne De Rosario, Gilberto, Michael Bradley, Jermain Defoe, Bradley Orr, Collen Warner, Luke Moore, Dominic Oduro, Warren Creavalle and Júlio César came to Toronto.
Relevant evidence: Yes