Question: The 2015 Segunda División play-offs took place in June 2015 and has determined the third team which will be promoted to which season that started on 21 August 2015 and concluded on 15 May 2016?
Sentence (from "2011 Segunda División play-offs"): This new promotion phase (known as "Promoción de ascenso" ) was introduced to determine the third team which promoted to 2011–12 La Liga.
Relevant evidence: No