<prompt> Qedela umusho olandelayo: Ukuvikelwa kweBerlin, 3...Nf6, sekuyisikhathi eside kunedumela lokuqina nokuqina futhi kuvame ukubizwa ngokuthi uDonga LwaseBerlin. I-Berlin Defence yadlalwa ngasekupheleni kwekhulu le-19 kanye nasekuqaleni kwekhulu lama-20 ngu-Emanuel Lasker nabanye, abavame ukuphendula ngo-4.0-0 ngo-4...d6 ngesitayela se-Steinitz Defence. Le ndlela yagcina ingathandwa, njengoba kwakunjalo ngohlobo lwakudala lweSteinitz, ngenxa yokungasebenzi kwayo, futhi konke okuguquguqukayo kwaba yinto engavamile. U-Arthur Bisguier wadlala iBerlin amashumi eminyaka, kodwa wayehlale ekhetha ukuhlukahluka okungu-4.0-0 Nxe4. Selokhu uVladimir Kramnik wasebenzisa ngempumelelo lo mugqa ngokumelene noGarry Kasparov emdlalweni wabo we-2000 World Chess Championship, iBerlin iye yabhekana nokuvuselelwa okuphawulekayo: ngisho nabadlali abanesitayela esisheshayo njengo-Alexei Shirov, Veselin Topalov, Hikaru Nakamura, noKasparov uqobo baye bazama, futhi uMagnus Carlsen noViswanathan Anand bobabili bayisebenzisile uCarlsen kakhulu ngesikhathi se-2013 World Chess Championship futhi  <response>: Umqhudelwano Womhlaba Wesheshi ka-2014. Namuhla lokhu kuguquguquka kuyinto evame kakhulu ukuvulwa ngemuva 1.e4 e5 futhi cishe bonke abadlali abaphezulu badlala njalo. 