<prompt> Qedela umusho olandelayo: Ngo-1967 uBeltoise wancintisana emiqhudelwaneni emithathu yeGrand Prix ngeFormula Two Matra MS7 1.6 litre Cosworth, futhi waqeda endaweni yesikhombisa eWatkins Glen naseMexico City. Wabuye wanqoba i-Buenos Aires Grand Prix ka-1967, eyayingeyona ingxenye yekhalenda le-World Championship. Ngo-1968 uBeltoise waqala isizini futhi ngemoto ye-F2 kodwa kusukela emjahweni wesibili kuqhubeke waba nemishini ye-Formula One futhi waqeda endaweni yesibili emjahweni we-F1.  <response>: Umncintiswano Omkhulu WaseHolland ka-1968. Ngo-1969 wabekwa eqenjini likaMatra likaKen Tyrrell, ngenkathi kwenziwa injini ye-V12 esebenza kanye noJackie Stewart, futhi waqeda endaweni yesibili eFrance Grand Prix. UBeltoise wabuyela eqenjini leMatra lezimboni ngo-1970 nango-1971. Ngo-1971, egijima eqenjini lezemidlalo leMatra, wabandakanyeka engozini lapho u-Ignazio Giunti ashona khona ngesikhathi se-1000 km Buenos Aires, futhi ilayisense lakhe lomjaho wamazwe omhlaba lamiswa isikhashana. 