King's Gambit, Fischer Defense King's Gambit, Fischer Defense The Fischer Defense to the King's Gambit is a chess opening variation that begins with the moves: Although 3...d6 was previously known, it did not become a major variation until Fischer advocated it in a famous 1961 article in the first issue of the "American Chess Quarterly". In the "Encyclopaedia of Chess Openings", the Fischer Defense is given the code C34. After Bobby Fischer lost a 1960 game at Mar del Plata to Boris Spassky, in which Spassky played the Kieseritzky Gambit, Fischer left in tears and promptly went to work at devising a new defense
Bobby Fischer at his home in 1952. In the summer of 1955, Fischer, then 12 years old, joined the Manhattan Chess Club, the strongest chess club in the country. Fischer's relationship with Nigro lasted until 1956, when Nigro moved away. In June 1956, Fischer began attending the Hawthorne Chess Club, based in master John "Jack" W. Collins' home. For years it was believed that Collins was Fischer's teacher and coach, even though Collins stated that he did not teach Fischer. It is now believed that Collins was Fischer's mentor, not his teacher or coach. Fischer played thousands of blitz and offhand games