St Mary High School pulled off a major upset in the ISSA/WATA daCosta Cup football competition yesterday, scoring twice in the closing stages to defeat Denbigh High 2-1 in their Group Three encounter at Highgate Community Centre. Javan Tae Allen scored in the 76th minute, and again from the penalty spot in the fifth minute of added time, to hand St Mary a surprise victory. Denbigh took the lead in the 46th minute when Terron Sterling caught the St Mary goalkeeper off his line and scored with a right-footed effort from about 40 yards.