<prompt> Tšweletša kgatišo e raraganego ya polelo ye Gregory Alan Best yo a belegwego ka July 23, 1964 kua Lynchburg, VA ke mophenkgišani wa banamedi ba dipere le mohlahli wa dipapadi tša go fofa ka lebelo.  <response>: Go ba gona, phetolelo e raraganego kudu ya polelo ke Gregory Alan Best yo a belegwego ka July 23, 1964 kua Lynchburg, VA ke mokgathatema wa go namela dipere le mohlahli, yo a tsebjago kudu ka go thopa dimetale tše pedi tša silifera bakeng sa United States Dipapading tša 1988 tša Diolimpiki tša Selemo kua Seoul, Korea Borwa a nametše Gem Twist e tumilego. 