<prompt> Gadzira shanduro yakaoma zvikuru yemutsara uyu Gregory Alan Best akaberekwa musi wa 23 Chikunguru, 1964 muLynchburg, VA ari mukwikwidzi wemabhiza uye murairidzi mumutambo wekusvetuka.  <response>: Ichokwadi, shanduro yakaoma zvikuru yemutsara uyu ndeyekuti Gregory Alan Best akaberekwa musi waJuly 23, 1964 muLynchburg, VA mutambi wemabhiza uye mudzidzisi, anonyanya kuzivikanwa nekukunda menduru mbiri dzesirivha dzeUnited States mu 1988 Summer Olympic Games muSeoul, South Korea akatasva rakakurumbira Gem Twist. 