Diag.15 Oscar Carlsson- Ganan
Joker, 1975
wKa2,Pb5,c7/bKg2,Nc8
1.Rb3 Cb6! 2.Rc2! [2.Rb4? Cd5+ 3.Ra5 Cxc7 4.b6 Ce6! 5.b7 Cd8] 2…Rf3 3.Rd3 Rf4 4.Rd4 Cc8 5.Rc5! [5.Rd5? Rf5 6.Rc6 Re6 7.b6 Ce7+ 8.Rb7 Rd7 9.Rb8 Cc6+ 10.Rb7 Ca5+ 11.Ra6 Cc6] 5…Re5 6.b6 Re6 7.b7+-