Ubani oye wanqoba ama-grand slam amaningi emidlalweni yamadoda yedwa yetenisi enkathini evulekile?
Context:I-Open Era iyinkathi yamanje yethenisi eliqeqeshiwe. Kwaqala ngo-1968 lapho imiqhudelwano ye-Grand Slam ivumela abadlali abangochwepheshe ukuba bancintisane nabadlali be-amateur, kwaphela ukuhlukana okwakulokhu kukhona kusukela ekuqaleni kwalo mdlalo ekhulwini le-19. Umqhudelwano wokuqala ovulekile kwakuyi-1968 British Hard Court Championships eyayibanjwe ngo-Ephreli, yalandelwa umqhudelwano wokuqala ovulekile weGrand Slam, i-1968 French Open, ngemuva kwenyanga. Ngaphandle kokuba kuboniswe ngenye indlela, wonke amarekhodi asekelwe emininingwaneni evela ku-Association of Tennis Professionals (ATP), i-International Tennis Federation (ITF), namawebhusayithi asemthethweni emincintiswaneni emine ye-Grand Slam. Wonke amarekhodi ahlobene nokulinganiswa asekelwe kumazinga e-ATP, aqala ngo-1973.
URafael Nadal noNovak Djokovic banqoba izikhathi ezingu-22.