Great Britain's men took a point away from their opening World League semi-final match against Belgium in Antwerp.

John-John Dolmen gave the hosts the lead with a deflected shot, but Barry Middleton responded for Britain by scoring from a penalty corner.

Alastair Brogdon squeezed through a goal to give Britain a 2-1 lead, but Sebastien Dockier salvaged a 2-2 draw for Belgium with 12 minutes left to play.

Britain will face Ireland in their second Pool B clash on Tuesday.