Pedzisa mutsara unotevera: Pfungwa yokubayira chidhori chine...b5 uye...a6 ndeyekare zvikuru. Karel Opočenský akashandisa pfungwa yacho, pakati pevamwe, Gideon Ståhlberg paPoděbrady 1936, Paul Keres paPärnu 1937, Erich Eliskases paPrague 1937, uye Theo van Scheltinga paBuenos Aires Chess Olympiad 1939. Gare gare, mutambo waMark Taimanov naDavid Bronstein paCandidates Tournament, Zürich 1953, wakakwezva ngwariro. Mitambo mizhinjisa iyi yakatanga seKing's Indian, naBlack gare gare achitamba...c5 uye...b5. Zvichida mutambo wokutanga wakashandisa zvino unozivikanwa 1.d4 Nf6 2.c4 c5 3.d5 b5 aiva Thorvaldsson<unk>Vaitonis,
Mitambo yeOlympic yeMunich ya1936.