Question: Which ended on an earlier date in May of its corresponding year, 2010–11 La Liga or 2009–10 La Liga?
Sentence (from "2009–10 La Liga"): The campaign began on 29 August 2009 ended on 16 May 2010 due to all top-flight European leagues ending earlier than the previous season because of 2010 FIFA World Cup.
Relevant evidence: Yes