During the 1996 National Championships Qualifiers, Prof was pitted against the 1994 Cairnhill Open and National Under 16 Champion Lau Keng Boon. Prof gambled on a pawn sacrifice to wreck Keng Boon's central pawn wedge and to open Queenside lines. Another daring pawn sacrifice was made to establish a strong central Knight outpost and raking Bishop diagonals. The youngster was reduced to pushing Queenside pawns when Prof zoned in for the Kingside kill and there was no defence to the heavy Black
Though Prof had never reached the ranks of IM or GM, he had even in his late 70s given strong players
and youngsters a good lesson or two over the chessboard.Once, I asked Prof which was his favourite personal chess game and he showed me the following riposte:
Three Singaporeans from the National Training team took part in a selection event to pick Singapore's representative for the Philippines Meralco Open Championships in 1968. Prof had qualified after scoring 6/8 against Lee Chee Seng and Giam Choo Kwee. The Meralco event was won by GM Gligoric and Balinas with 12/15. Prof eventually finished 12th with 5.5/15 but not before crushing the 1963 Jarkarta Zonal champion IM Bela Burger.