Please answer the following question: Facts: - caption: martinez at the 1989 japanese grand prix . - name: jorge martinez - nationality: spain spanish - image: jorge martinez 1989 japanese gp.jpg Based on these bullet points, write a short biography describing the life of jorge martinez -lrb- motorcyclist -rrb- .
Answer:
jorge martinez , nicknamed '' aspar '' , -lrb- born 29 august 1962 in alzira , valencia , spain -rrb- was one of the most successful motorcycle racers in grand prix motorcycle racing history with 22 grand prix victories to his name in the 80 cc class and a further 15 wins in the 125 cc class .martinez entered his first grand prix in 1982 .between 1986 and 1988 , he claimed a total of four world championships in these two categories , three times in the 80cc event and once at 125 cc .in 1988 he achieved the ' double ' , taking both crowns that year .his nickname was aspar , a spanish link with the shoe making industry which was given to him as a direct result of his father 's occupation as a cobbler .after his competitive career had ended in 1997 , he went on to create and manage the mapfre aspar racing team .in the 2010 season , aspar team rider nicolas terol finished in second place in the 125cc class while his teammate bradley smith finished fourth , both riding aprilia rsa 125 motorcycles .julian simon finished in second place in the inaugural moto2 campaign , with teammate mike di meglio finishing in twentieth place on honda-powered suter chassis .aspar rider hector barbera finished in twelfth place in the motogp division aboard a ducati desmosedici gp10 .