Problem Display
PID: 73490 (1qbr4/1P4R1/1B1pp1n1/P3p3/1P6/KNk4n/1N3P1b/3B4 w - - 0 1)

Yaroslavtsev, Arkady Ivanovich

3rd Prize, 64 Shakhmatnoe obozrenie, 1983

1qbr4/1P4R1/1B1pp1n1/P3p3/1P6/KNk4n/1N3P1b/3B4

#4

10 + 10


3748 FIDE Album (1983-1985) 1992

SOLUTION


  • SOUND
  • Keys
    • 1.b5!
      • threat
        • 2.a6
          • threat
            • 3.Ba5#
          • 2...Qc7
            • 3.Rxc7#
      • 1...Qxb7
        • 2.Rxb7
          • threat
            • 3.Rc7#
          • 2...Bxb7
            • 3.a6
              • threat
                • 4.Ba5#
          • 2...Rd7
            • 3.a6
              • threat
                • 4.Ba5#
          • 2...Bd7
            • 3.Rc7+
              • 3...Bc6
                • 4.Rxc6#
            • 3.a6
              • threat
                • 4.Ba5#
          • 2...Se7
            • 3.Rc7+
              • 3...Sc6
                • 4.Rxc6#
      • 1...Bxb7
        • 2.a6
          • threat
            • 3.Ba5#
          • 2...Qc7
            • 3.Rxc7+
              • 3...Bc6
                • 4.Ba5#
                • 4.Rxc6#
            • 3.Bxc7
              • threat
                • 4.Ba5#
      • 1...Sxf2
        • 2.Bxf2
          • threat
            • 3.Be1#
          • 2...Bg3
            • 3.Bxg3
              • threat
                • 4.Be1#
          • 2...Bf4
            • 3.Be1+
              • 3...Bd2
                • 4.Bxd2#
      • 1...Rd7
        • 2.a6
          • threat
            • 3.Ba5#
          • 2...Qc7
            • 3.Bxc7
              • threat
                • 4.Ba5#
              • 3...Rxc7
                • 4.Rxc7#
      • 1...Rf8
        • 2.a6
          • threat
            • 3.Ba5#
          • 2...Rf4
            • 3.Ba5+
              • 3...Rb4
                • 4.Bxb4#
      • 1...Rh8
        • 2.a6
          • threat
            • 3.Ba5#
          • 2...Rh4
            • 3.Ba5+
              • 3...Rb4
                • 4.Bxb4#
      • 1...Bd7
        • 2.a6
          • threat
            • 3.Ba5#
          • 2...Qc7
            • 3.Bxc7
              • threat
                • 4.Ba5#
      • 1...Se7
        • 2.Be3
          • threat
            • 3.Bd2#
          • 2...Bf4
            • 3.Rg3
              • threat
                • 4.Bd2#
                • 4.Bd4#
                • 4.Bxf4#
              • 3...Bxe3
                • 4.Rxe3#
      • 1...d5
        • 2.Bc5
          • threat
            • 3.Bb4#
          • 2...Qd6
            • 3.Rc7
              • threat
                • 4.Bb4#
                • 4.Bxd6#
              • 3...Qxc5+
                • 4.Rxc5#

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