<prompt> Bhala okuqhubekayo kwalesi sigaba - Ngo-1954 iGrand Prix yaseSpain uRosier wangenela iMaserati 250F entsha, futhi waphothula endaweni yesikhombisa. Ngo Rosier wabuyela ukungena kuphela imoto eyodwa yena. Wathatha umhlalaphansi eMonaco futhi waqeda endaweni yesishiyagalolunye eBelgium naseNetherlands. URosier waphinde wangena eMaserati. Uqale isizini ngokuhlala eMonaco ngaphambi kokuqeda endaweni yesishiyagalombili eBelgium  <response>: nelesithupha eFrance. Ngemva kokuqala njengomuntu wamashumi amabili nesikhombisa eBrithani, uRosier wayeka emzuliswaneni wamashumi amabili nantathu lapho ugesi wakhe uhluleka. I-German Grand Prix ka-1956, lapho uRosier aqeda khona endaweni yesihlanu eqinile, yaba yiGrand Prix yokugcina ka-Ecurie Rosier ngoba uLouis Rosier washona ngenxa yokulimala akuthola engozini emzileni waseMontlhéry, eningizimu yeParis, eFrance ngo-Okthoba 7, 1956. 