Larne Grammar earned a place in the semi-finals of the Danske Bank Ulster Schools’ Trophy with a convincing 42-11 home win against Antrim Grammar.
Larne set the tone when Gary Connolly made the break which put Calum McKay in for a try under the Antrim posts. McKay then kicked the conversion.
Antrim responded with a penalty before Jonathan Glasgow finished off a fine break from Ethan Brownlee with an unconverted try to put the Larne 12-3 ahead.
Just before half-time the Antrim outhalf converted a penalty kick opportunity.
After the break McKay converted a penalty for Larne increased their lead to 15-6.
Then Antrim scored an intercept try, which was not converted. But two long-range penalties from McKay settled Larne nerves with their lead increasing to 21-11.
Larne then found another gear with Matthew Caldwell, Glasgow and Rory McDowell all touching down for a try, with McKay successfully converting all three.
They now face a trip to Royal School Dungannon on Saturday in the last four.