MESON Chess Problem Database

Problem Display
PID: 97172 (5N2/1p3r2/3p3P/1Kpk2rR/3pq3/3P4/8/Q7 w - - 0 1)

Boivin, CA

Canadian Chess Problems, 1890

5N2/1p3r2/3p3P/1Kpk2rR/3pq3/3P4/8/Q7

#3

6 + 8

6490 yacpdb 2009
14986 White-Hume Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Qh1
      • 2.Rxg5+
        • 2...Rf5
          • 3.Rxf5#
    • 1...Qe5
      • 2.Qa2+
        • 2...c4
          • 3.Qxc4#
    • 1...Re5
      • 2.Qa2+
        • 2...c4
          • 3.Qxc4#
          • 3.dxc4#
    • 1...Rc7
      • 2.Rxg5+
        • 2...Qf5
          • 3.Rxf5#
        • 2...Qe5
          • 3.Qh1#
    • 1...Rd7
      • 2.Rxg5+
        • 2...Qf5
          • 3.Rxf5#
        • 2...Qe5
          • 3.Qh1#
    • 1...Rh7
      • 2.Rxg5+
        • 2...Qf5
          • 3.Rxf5#
        • 2...Qe5
          • 3.Qh1#
  • Keys
    • 1.Qh1!
      • threat
        • 2.Qxe4#
      • 1...Ke5
        • 2.Qxe4+
          • 2...Kf6
            • 3.Qe6#
      • 1...Qxh1
        • 2.Rxg5+
          • 2...Rf5
            • 3.Rxf5#
      • 1...Qg2
        • 2.Rxg5+
          • 2...Rf5
            • 3.Rxf5#
      • 1...Qf3
        • 2.Rxg5+
          • 2...Rf5
            • 3.Rxf5#
      • 1...Rf3
        • 2.Rxg5+
          • 2...Qf5
            • 3.Rxf5#
          • 2...Qe5
            • 3.Qxf3#
          • 2...Rf5
            • 3.Rxf5#
            • 3.Qxe4#
      • 1...Rf4
        • 2.Rxg5+
          • 2...Rf5
            • 3.Rxf5#
            • 3.Qxe4#
      • 1...Re7
        • 2.Rxg5+
          • 2...Re5
            • 3.Qxe4#
            • 3.dxe4#

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