MESON Chess Problem Database

Problem Display
PID: 34684 (b7/b3np2/3P1p2/pR2r3/K1kNP3/BNp5/B1P2pq1/2Q1r1n1 w - - 0 1)

Maruta, Hidajat (Tjoa Giok Hing)

British Chess Magazine, 1978

b7/b3np2/3P1p2/pR2r3/K1kNP3/BNp5/B1P2pq1/2Q1r1n1

#4

10 + 13

SOLUTION

  • SOUND
  • Keys
    • 1.Qf4!
      • threat
        • 2.Sxa5+
          • 2...Kxd4
            • 3.Sb3+
              • 3...Kc4
                • 4.Rb4#
        • 2.Qxe5
          • threat
            • 3.Sa1#
            • 3.Sc1#
            • 3.Sd2#
            • 3.Sxa5#
            • 3.Sc5#
          • 2...fxe5
            • 3.Bc5
              • threat
                • 4.Sa1#
                • 4.Sc1#
                • 4.Sd2#
                • 4.Sxa5#
              • 3...Bxc5
                • 4.Rxc5#
      • 1...Qxe4
        • 2.Sf3
          • threat
            • 3.Sa1#
            • 3.Sc1#
            • 3.Sbd2#
            • 3.Sbd4#
            • 3.Sxa5#
            • 3.Sc5#
          • 2...Sxf3
            • 3.Sd2+
              • 3...Kd4
                • 4.Sxf3#
      • 1...R1xe4
        • 2.Se2
          • threat
            • 3.Sa1#
            • 3.Sbc1#
            • 3.Sd2#
            • 3.Sbd4#
            • 3.Sxa5#
            • 3.Sc5#
          • 2...Sxe2
            • 3.Sc1+
              • 3...Kd4
                • 4.Sxe2#
      • 1...Bxe4
        • 2.Sc6
          • threat
            • 3.Sa1#
            • 3.Sc1#
            • 3.Sd2#
            • 3.Sbd4#
            • 3.Sbxa5#
            • 3.Sc5#
            • 3.Scxa5#
          • 2...Sxc6
            • 3.Sxa5+
              • 3...Kd4
                • 4.Sxc6#
      • 1...Bb6
        • 2.Sxa5+
          • 2...Kxd4
            • 3.Sb3+
              • 3...Kc4
                • 4.Rb4#
            • 3.Rb4+
              • 3...Kc5
                • 4.Rc4#
        • 2.Qxe5
          • threat
            • 3.Sa1#
            • 3.Sc1#
            • 3.Sd2#
            • 3.Sxa5#
            • 3.Sc5#
          • 2...fxe5
            • 3.Bc5
              • threat
                • 4.Sa1#
                • 4.Sc1#
                • 4.Sd2#
                • 4.Sxa5#
              • 3...Bxc5
                • 4.Rxc5#
      • 1...Bc6
        • 2.Sxc6
          • threat
            • 3.Sa1#
            • 3.Sc1#
            • 3.Sd2#
            • 3.Sbd4#
            • 3.Sbxa5#
            • 3.Sc5#
            • 3.Scxa5#
          • 2...Sxc6
            • 3.Sxa5+
              • 3...Kd4
                • 4.Sxc6#
      • 1...Sd5
        • 2.Bc5
          • threat
            • 3.Sa1#
            • 3.Sc1#
            • 3.Sd2#
            • 3.Sxa5#
          • 2...Sb6+
            • 3.Kxa5
              • threat
                • 4.Sa1#
                • 4.Sc1#
                • 4.Sd2#
                • 4.Rb4#
              • 3...Rxc5
                • 4.Rxc5#
            • 3.Ka3
              • threat
                • 4.Sa1#
                • 4.Sc1#
                • 4.Sd2#
                • 4.Sxa5#
              • 3...Rxc5
                • 4.Rxc5#
      • 1...Sc6
        • 2.Sxc6
          • threat
            • 3.Sa1#
            • 3.Sc1#
            • 3.Sd2#
            • 3.Sbd4#
            • 3.Sbxa5#
            • 3.Sc5#
            • 3.Scxa5#
          • 2...Bxc6
            • 3.Sxa5+
              • 3...Kd4
                • 4.Sxc6#
        • 2.Qxe5
          • threat
            • 3.Sa1#
            • 3.Sc1#
            • 3.Sd2#
            • 3.Sxa5#
            • 3.Sc5#
            • 3.Qd5#
          • 2...Sxe5
            • 3.Sf5
              • threat
                • 4.Sa1#
                • 4.Sc1#
                • 4.Sd2#
                • 4.Sbd4#
                • 4.Sxa5#
                • 4.Sc5#
            • 3.Bc5
              • threat
                • 4.Sa1#
                • 4.Sc1#
                • 4.Sd2#
                • 4.Sxa5#
              • 3...Bxc5
                • 4.Rxc5#
          • 2...fxe5
            • 3.Sf5
              • threat
                • 4.Sa1#
                • 4.Sc1#
                • 4.Sd2#
                • 4.Sbd4#
                • 4.Sxa5#
                • 4.Sc5#
            • 3.Bc5
              • threat
                • 4.Sa1#
                • 4.Sc1#
                • 4.Sd2#
                • 4.Sxa5#
              • 3...Bxc5
                • 4.Rxc5#
            • 3.Rd5
              • threat
                • 4.Sa1#
                • 4.Sc1#
                • 4.Sd2#
                • 4.Sxa5#
                • 4.Sc5#

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