Question: What is the domestic football capacity of the stadium which hosted the 2011 Conference Premier play-off Final ?
Sentence (from "Salisbury City F.C."): Salisbury had gained back-to-back promotions in recent years, first to the Conference South in the 2005–06 season by finishing top of the Southern League Premier Division, followed by winning the play-off final in the 2006–07 season to participate in the Conference Premier in 2007–08.
Relevant evidence: No