MESON Chess Problem Database

Problem Display
PID: 71699 (4r2r/5nB1/1P1P3p/Q2PPp1N/P2Nk3/K4p2/n1PR1Pb1/8 w - - 0 1)

Gordian, Yury Markovic

Rudenko, Valentin Fedorovich

1st Prize, Birnov MT, 1988

4r2r/5nB1/1P1P3p/Q2PPp1N/P2Nk3/K4p2/n1PR1Pb1/8

#4

13 + 9

56 The Problemist 2007

SOLUTION

  • SOUND
  • Keys
    • 1.Rd3!
      • threat
        • 2.Re3+
          • 2...Kxd4
            • 3.Rd3+
              • 3...Kc4
                • 4.Qb5#
              • 3...Ke4
                • 4.Qe1#
      • 1...Sxd6
        • 2.Sf6+
          • 2...Kf4
            • 3.Qd2+
              • 3...Kxe5
                • 4.Sc6#
          • 2...Kxe5
            • 3.Sh5+
              • 3...Ke4
                • 4.Re3#
      • 1...Bf1
        • 2.Rxf3
          • threat
            • 3.Rf4#
          • 2...Bb5
            • 3.Rf4+
              • 3...Kxd5
                • 4.Qxb5#
      • 1...Sc1
        • 2.Re3+
          • 2...Kxd4
            • 3.Qc3+
              • 3...Kxd5
                • 4.Sf4#
            • 3.c3+
              • 3...Kc4
                • 4.Qb5#
        • 2.Qe1+
          • 2...Kxd5
            • 3.Sf4+
              • 3...Kc4
                • 4.Qc3#
                • 4.Qb4#
              • 3...Kc5
                • 4.Qb4#
            • 3.Sf6+
              • 3...Kc4
                • 4.Qc3#
                • 4.Qb4#
              • 3...Kc5
                • 4.Qb4#
          • 2...Se2
            • 3.Sxe2
              • threat
                • 4.Sc1#
                • 4.Sg1#
                • 4.Sc3#
                • 4.Seg3#
                • 4.Sef4#
                • 4.Shg3#
                • 4.Rd4#
                • 4.Qb4#
      • 1...Sc3
        • 2.Re3+
          • 2...Kxd4
            • 3.Rd3+
              • 3...Kc4
                • 4.Qxc3#
                • 4.Qb4#
              • 3...Ke4
                • 4.Qb4#
            • 3.Qxc3+
              • 3...Kxd5
                • 4.Sf4#
      • 1...Sb4
        • 2.Re3+
          • 2...Kxd4
            • 3.c3+
              • 3...Kc4
                • 4.Qb5#
      • 1...Sg5
        • 2.Re3+
          • 2...Kxd4
            • 3.Rd3+
              • 3...Kc4
                • 4.Qb5#
              • 3...Ke4
                • 4.Qe1#
            • 3.e6+
              • 3...Kc4
                • 4.Qb5#
      • 1...Sd8
        • 2.Re3+
          • 2...Kxd4
            • 3.Rd3+
              • 3...Kc4
                • 4.Qb5#
              • 3...Ke4
                • 4.Qe1#
            • 3.e6+
              • 3...Kc4
                • 4.Qb5#
      • 1...f4
        • 2.Qe1+
          • 2...Kxd5
            • 3.Qa5+
              • 3...Kc4
                • 4.Qb5#
              • 3...Ke4
                • 4.Sf6#

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