[Event "Der Tagesspiegel"] [Site "?"] [Date "1960.??.??"] [Round "?"] [White "Heuacker, P."] [Black "(Study 24c)"] [Result "1-0"] [SetUp "1"] [FEN "rB6/PP6/8/7b/7p/7k/Kp6/8 w - - 0 1"] [PlyCount "3"] [EventDate "1960.??.??"] 1. bxa8=N $1 (1. bxa8=R $2 Bf3 $11) (1. bxa8=B $2 Bf3 $1 2. Bxf3 b1=Q+ 3. Kxb1 {stalemate}) (1. bxa8=Q $2 b1=Q+ $1 2. Kxb1 Bg6+ 3. Kc1 Be4 $1 4. Qxe4 { stalemate}) 1... Bf3 2. Nb6 1-0