MESON Chess Problem Database

Problem Display
PID: 244358 (8/8/8/2p4Q/1p6/N2k4/6B1/K7 w - - 0 1)

Onkoud, Abdelaziz

Die Schwalbe, 2020

8/8/8/2p4Q/1p6/N2k4/6B1/K7

#3

4 + 3

SOLUTION

  • SOUND
  • Tries
    • 1.Qd1+?
      • 1...Kc3
        • 2.Sb1+
          • 2...Kc4
            • 3.Bf1#
        • 2.Sb5+
          • 2...Kc4
            • 3.Bf1#
      • 1...Ke3!
    • 1.Qe2+?
      • 1...Kc3
        • 2.Qe3#
      • 1...Kd4
        • 2.Sb5#
      • 1...Kxe2!
    • 1.Qf3+?
      • 1...Kd4
        • 2.Qe4+
          • 2...Kc3
            • 3.Qe3#
      • 1...Kd2!
  • Keys
    • 1.Sb1!
      • threat
        • 2.Qd1+
          • 2...Ke3
            • 3.Qd2#
          • 2...Kc4
            • 3.Bf1#
      • 1...Kc2
        • 2.Qe2+
          • 2...Kc1
            • 3.Qd2#
          • 2...Kb3
            • 3.Qa2#
      • 1...Ke3
        • 2.Qf3+
          • 2...Kd4
            • 3.Qe4#
      • 1...Kc4
        • 2.Qe2+
          • 2...Kb3
            • 3.Qa2#
          • 2...Kd4
            • 3.Qe4#
      • 1...Kd4
        • 2.Qd5+
          • 2...Ke3
            • 3.Qd2#
      • 1...b3
        • 2.Qd5+
          • 2...Kc2
            • 3.Qd2#
          • 2...Ke2
            • 3.Qd2#
          • 2...Ke3
            • 3.Qd2#
      • 1...c4
        • 2.Qd1+
          • 2...Ke3
            • 3.Qd2#

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