1acr Monarch going mad in sports ground facility (8,4) 11acr Pinpointed and defined it elaborately, I gathered (10) 14acr For well-read people, Latin repetition's not on (8) 25acr Find Central American actor with equal billing? I can (5,5) 2d Cleverly alter a duet but reduce quality (10) 3d Banksy's work displayed in gift fair (8) 13d The ocean releases, they say, fishmongers store (4-6)