Tuhia he tomokanga mo tenei rarangi - I whanau i te Mahuru 1963, i toa a Hertneck i te Tiamana U16 Chess Championship i te tau 1980. I whiwhi ia i tana taitara rangatira o te ao i te 1985 me tana taitara rangatira nui i te 1991. I whakataetae ia mo Tiamana ki te Hauauru i te 1985 World Team Chess Championship, i eke ki te 2/5 (+0<unk>1=4). Kua tohu hoki ia i a Tiamana i nga Olympics Chess e rua (1992 me 1994).
), e rua hoki ngā Whakataetae Pākehā Team Chess (1992 me 2001). Ko tana kaute katoa o te Olympics he 121⁄2/20 (+ 8 <unk> 3 = 9}, a ko tana kaute katoa o te Whakataetae Rōpū o Europi he 71⁄2/14 (+ 5 <unk> 4 = 5). Ko tana whakatauranga teitei o te Elo 2615, i whakaritea i te Hanuere 1994, i waiho ia hei kaitakaro No. 32 i te ao.