MESON Chess Problem Database

Problem Display
PID: 199003 (8/p4p2/2p2Qp1/1pP5/Npk5/8/8/1KN5 w - - 0 1)

Duras, Oldrich

Besedy casu, 1921

8/p4p2/2p2Qp1/1pP5/Npk5/8/8/1KN5

#3

5 + 7

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Tries
    • 1.Sb2+?
      • 1...Kxc5
        • 2.Qd8
          • threat
            • 3.Sb3#
            • 3.Scd3#
      • 1...Kd5!
    • 1.Qe5?
      • threat
        • 2.Sb2#
        • 2.Qe4#
      • 1...b3
        • 2.Qe4#
      • 1...f5
        • 2.Sb2#
      • 1...bxa4!
  • Keys
    • 1.Sb3!
      • 1...Kxb3
        • 2.Qxf7+
          • 2...Ka3
            • 3.Qa2#
          • 2...Kxa4
            • 3.Qa2#
      • 1...Kd3
        • 2.Qf3+
          • 2...Kc4
            • 3.Sb2#
      • 1...Kd5
        • 2.Sd2
          • threat
            • 3.Qd6#
      • 1...bxa4
        • 2.Qd4+
          • 2...Kxb3
            • 3.Qd3#
          • 2...Kb5
            • 3.Qd3#
      • 1...g5
        • 2.Sb2+
          • 2...Kxb3
            • 3.Qf3#
          • 2...Kd5
            • 3.Qf5#
      • 1...a5
        • 2.Sb6+
          • 2...Kxb3
            • 3.Qb2#
            • 3.Qf3#
          • 2...Kd3
            • 3.Qf3#
      • 1...a6
        • 2.Sb6+
          • 2...Kxb3
            • 3.Qb2#
            • 3.Qf3#
          • 2...Kd3
            • 3.Qf3#

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