<prompt> Qedela umusho olandelayo: U-Allen wenza i-debut yakhe kumaGems  <response>: Umqhudelwano womhlaba we-FIBA wabesifazane abangaphansi kweminyaka engu-19 owabanjwa eChile ngo-2011. Izingalo nemilenze yakhe emide kwamenza wathola isidlaliso esithi Spida. 