Sentence:  Blackpool's aggregate victory ensures Birmingham are now preparing for a potential summer of change. Manager Chris Hughton has been operating against a <WSD>backdrop</WSD> of financial uncertainty all season and last night Peter Pannu, the vice-chairman, announced that the club's accounts would finally be published next week, and that a new investor had been identified. 
Meaning of the word marked with <WSD> tags:  The setting or background of an acted performance.