Retief Goosen equalled the HSBC World Match Play championship record held by Mark O'Meara at Wentworth today.
The South Afrian took a 10-hole halfway lead against Jeff Maggert.
Ireland's Padraig Harrington enjoys a slim lead against the US Ryder Cup player Chris Riley.
Enrie Els, after a poor start, needed only three holes of the second round to turn things round and go ahead for the first time. He birdied the 20th and 21st.
Live Scoring
HSBC World Match Play : Wentworth First Round
Match : 1 Ernie Els v Scott Drummond
Ernie Els 1 Up after 22 holes
Match : 2 K J Choi v Angel Cabrera
Angel Cabrera 2 Up after 21 holes
Match : 3 Padraig Harrington v Chris Riley
Padraig Harrington 1 Up after 20 holes
Match : 4 Mike Weir v Thomas Levet
Mike Weir 1 Up after 19 holes
Match : 5 Retief Goosen v Jeff Maggert
Retief Goosen 10 Up after 18 holes
Match : 6 Todd Hamilton v Lee Westwood
Lee Westwood 1 Up after 18 holes
Match : 7 Miguel Angel Jiménez v Steve Flesch
Miguel Angel Jiménez 2 Up after 18 holes
Match : 8 Vijay Singh v Bernhard Langer
A/S after 17 holes