Dhameystir weedhan soo socota: Fikradda ah in la bixiyo shaqaalaha leh...b5 iyo...a6 waa mid aad u da' weyn. Karel Opočenský wuxuu fikraddiisa ka soo horjeestay, kuwa kale, Gideon Ståhlberg ee Poděbrady 1936, Paul Keres ee Pärnu 1937, Erich Eliskases ee Prague 1937, iyo Theo van Scheltinga oo ka tirsan
Ciyaaraha Olombikada Chess-ka ee Buenos Aires 1939. Kadib, ciyaartii Mark Taimanov iyo David Bronstein ee tartanka Musharixiinta, Zürich 1953, ayaa soo jiitay dareenka. Ciyaaraha intooda badan waxay ku bilaabmaan sida King's Indian, iyadoo madowga kaliya uu ciyaarayo... c5 iyo... b5. Waxaa laga yaabaa in ciyaartii ugu horreysay ee la isticmaalo 1.d4 Nf6 2.c4 c5 3.d5 b5 ay ahayd Thorvaldsson <unk> Vaitonis, Munich Olympiad 1936.