MESON Chess Problem Database

Problem Display
PID: 271972 (7R/5p2/2pK4/2P2BB1/8/p1P5/n5P1/k1N5 w - - 0 1)

Lobodinski, Grigory Vasilevich

Shakhmatnaya kompozitsiya, 1998

7R/5p2/2pK4/2P2BB1/8/p1P5/n5P1/k1N5

#4

8 + 5

SOLUTION

  • SOUND
  • Keys
    • 1.Ra8!
      • threat
        • 2.Rxa3
          • threat
            • 3.Rxa2#
          • 2...Kb2
            • 3.Rb3+
              • 3...Ka1
                • 4.Rb1#
      • 1...Kb2
        • 2.Rb8+
          • 2...Kxc3
            • 3.Sxa2+
              • 3...Kc4
                • 4.Rb4#
              • 3...Kd4
                • 4.Rb4#
          • 2...Sb4
            • 3.Rxb4+
              • 3...Ka1
                • 4.Rb1#
              • 3...Kxc3
                • 4.Sa2#
      • 1...Sxc1
        • 2.Bxc1
          • threat
            • 3.Rxa3#
          • 2...a2
            • 3.Rb8
              • 3...f6
                • 4.Bb2#
      • 1...Sxc3
        • 2.Rb8
          • threat
            • 3.Bf6
              • 3...a2
                • 4.Bxc3#
          • 2...Se4+
            • 3.Bxe4
              • threat
                • 4.Bf6#
                • 4.Rb1#
          • 2...Sb5+
            • 3.Rxb5
              • threat
                • 4.Bf6#
                • 4.Rb1#
          • 2...a2
            • 3.Sb3+
              • 3...Kb2
                • 4.Bc1#
          • 2...f6
            • 3.Bxf6
              • 3...a2
                • 4.Bxc3#
      • 1...Sb4
        • 2.Rxa3+
          • 2...Kb2
            • 3.Rb3+
              • 3...Ka1
                • 4.Rb1#

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