CHALLENER *Umbiko ongaphakathi oluhlakaniphi lokugcina ulayishwa kwegumbi lwezintathu ezifana ngezikhungo zokuphelela emanzini kunye nokuthuthukisa esikhashini. *Umbiko wokubhala olunqanaweni ngokwesiphumo sokuqala esebenza ukuba kuhle kakhulu kusenqanawa kwiqhawe lemfazwe elincane lokusebenza kusihlanu esikhundleni. *Amalayishe amahhula amancane okulayishwa kunye nokubhala obudakanya besebelela kakhulu kuzikhungo zemanzini. *I-compound yase-racing kwindawo yokubhala kunye ne-compound ekuyenzelani i-cuts kumkhuhlane ehlakaniphileyo kulandelayo kunye nokungabonakali kakhulu kunye nokungavumelekanga.