Problem Display
PID: 9158 (1B2K2b/2N2p1r/1RPk4/ppp2PP1/r2p2p1/1p1B4/4P1n1/3N4 w - - 0 1)

Marandiuk, Mikhail Nazarovich

Rudenko, Valentin Fedorovich

1/3 Prize, Ekaterinburg-275 JT, 1999

1B2K2b/2N2p1r/1RPk4/ppp2PP1/r2p2p1/1p1B4/4P1n1/3N4

#4

10 + 12


6166 FIDE Album (1998-2000) 2007

SOLUTION


  • SOUND
  • Keys
    • 1.Ra6!
      • threat
        • 2.Sa8+
          • 2...Kd5
            • 3.Sb6+
              • 3...Kxc6
                • 4.Be4#
      • 1...Ke5
        • 2.Sa8+
          • 2...Kd5
            • 3.Sb6+
              • 3...Kxc6
                • 4.Be4#
      • 1...c4
        • 2.Se6+
          • 2...Kd5
            • 3.Sc3+
              • 3...dxc3
                • 4.e4#
      • 1...b4
        • 2.Sb2
          • threat
            • 3.Sc4#
          • 2...Ke5
            • 3.Sc4+
              • 3...Kf4
                • 4.Se6#
          • 2...c4
            • 3.Sxc4+
              • 3...Kc5
                • 4.Ba7#
          • 2...Se3
            • 3.Se6+
              • 3...Kd5
                • 4.Sf4#
      • 1...f6
        • 2.Sxb5+
          • 2...Kd5
            • 3.e4+
              • 3...dxe4 ep
                • 4.Sdc3#

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