This competition Competition replaced Change the now defunct GiveUp Under 19 and Under 21 world championships Competition .

fairplex also includes the sheraton fairplex hotel & conference center , the sheraton unk park , barretts sales and racing , a defunct horse racing track , the millard sheets art center , the child development center at fairplex , the fairplex railway exhibit , barretts equine ltd. , a thoroughbred horse racing auction facility and the wally parks nhra motorsports museum .