Nhabvu inonyanya kureva nhabvu yechiRungu, inodaidzwa zviri pamutemo kuti association nhabvu (nhabvu yenguva pfupi), unove mutambo webhora wechikwata unozivikanwa pasi rose. Imwe, inozivikanwa se "The World Game".Mumutambo wenhabvu wakajairwa, zvikwata zviviri chimwe nechimwe chinotumira vatambi gumi nevatambi gumi nemumwe, kusanganisira mubati wepagedhi, kuti vatarisane uye varwisane panhandare yeuswa hwakaita rectangular. Vatambi vanogona kungobata bhora nechero chikamu chemuviri wavo kunze kwemaoko avo (kunze kwekukanda-mukati), kunze kwemubati wepagedhi anogona kubata bhora nemaoko mukati menzvimbo yavo yechirango. Chinangwa chemutambo kupfura bhora muchinangwa cheanopikisa. Mapoinzi anowanikwa uye timu ine mapoinzi akawanda inohwina. Mutambo uyu wakatora maminetsi makumi mapfumbamwe, uye aive nemahafu akaenzana-akaenzana emaminetsi makumi mana nemashanu. Muchiitiko chekusunga mukati menguva yakatarwa, mitemo yemutambo ichashanda. Sarudzo nerotari, imwe nguva (30 maminetsi ekuwedzera nguva), mutual chirango. Panyaya yeligi, mangange anoita mangange.