<prompt> Qedela umusho olandelayo: UMarch F1 wayenezinkinga ezinkulu zezimali ngaphambi kokuqala kwesizini ka-1993, futhi umzamo wokwenza isivumelwano nenkampani yaseSwitzerland awuzange ufinyelele kunoma yini. Bangena  <response>: I-Grand Prix yaseNingizimu Afrika ka-1993 noLammers noJean-Marc Gounon, kodwa abazange bancintisane; nakuba izimoto zabo zafika esifundeni saseKyalami, izinjini azizange. Ngaphandle kwemali, uMashi wavala ngokushesha ngemuva kwalokho, futhi akaphindanga wancintisana kwiFormula One. 