Igishushanyo Mbonera Igishushanyo cyagutse gishingiye ku gitekerezo cy'umwamikazi na chessboard. Hamwe namabara abiri umukara na zahabu, igishushanyo nugutanga imyumvire yo murwego rwohejuru no guhindura ishusho igaragara. Usibye imirongo y'ibyuma na zahabu bikoreshwa mubicuruzwa ubwabyo, ibintu byerekanwe byubatswe kugirango hagaragazwe intambara yintambara ya chess, kandi dukoresha guhuza amatara ya stage kugirango tureme umwotsi numucyo wintambara.