"Leeuwangh, Jakko Jan"@en . "1972-11-09Z"^^ . "1972-09-09Z"^^ . "Jakko Jan Leeuwangh"@en . . "1.9"^^ . "91000.0"^^ . . . . . . "1972Z"^^ . "Jakko Jan Leeuwangh (born 9 September 1972 in Alkmaar) is a former speed skater from the Netherlands. He finished fourth in the 1998 Olympic 1000 m event. In January 2000 he broke the 1500 m world record in Calgary, Canada, holding the record until it was broken by Lee Kyou-hyuk in March 2001."@en . "Dutch speed skater" .