The Martini International from the West Course,
Wentworth HARRY CARPENTER introduces coverage of the opening holes as the leaders start the third round of this 154,000 tournament.
SEVERIANO BALLESTEROS , the 1979 Open Champion, makes his first appearance in Britain since winning the US Masters last month. Last year's winner, Australian GREG NORMAN , and the 1979 leader of the European Order of Merit SANDY LYLE are amongst the strong international field.