<prompt> Bhala ukuqhubeka kwalesi sigaba - Emidlalweni yama-Olimpiki yasehlobo ka-2008 eBeijing, uRubacek wafaneleka okwesibili emncintiswaneni wamadoda wamamitha ayi-100  <response>: , ngokuqeda i-FINA B-cut ka-53.71 kusuka ku-European Championships e-Eindhoven, eNetherlands. Uphonsele inselele abanye ababhukudi abayisikhombisa emdlalweni wesine, kuhlanganise no-Ioan Gherghel waseRomania noJuan Veloz waseMexico. URubacek wagijimela endaweni yesine ngamakhulu amahlanu esekhondi 0.05 ngaphambi kukaVeloz, ephula irekhodi elisha laseCzech lemizuzwana engu-53.53. URubacek uhlulekile ukudlulela kuma-semifinals, njengoba wabeka indawo yama-42 kwabangama-66 ababhukuda emidlalweni yokuqala. 