MESON Chess Problem Database

Problem Display
PID: 89446 (1b2k1n1/3R4/P2pNppn/1K1N4/1p6/3p4/3Q4/5r2 w - - 0 1)

Kollmann, Frantisek

Zlata Praha, 1887

1b2k1n1/3R4/P2pNppn/1K1N4/1p6/3p4/3Q4/5r2

#4

6 + 10

6490 yacpdb 2009
23 Die Schwalbe 2013

SOLUTION

  • SOUND
  • Keys
    • 1.Qe3!
      • threat
        • 2.Sec7+
          • 2...Kxd7
            • 3.Qe8#
          • 2...Kf8
            • 3.Qe8#
        • 2.Sg7+
          • 2...Kxd7
            • 3.Qe8#
          • 2...Kf8
            • 3.Qe8#
        • 2.Rd8+
          • 2...Kf7
            • 3.Rf8#
      • 1...Kxd7
        • 2.Sf8+
          • 2...Kd8
            • 3.Qe6
              • threat
                • 4.Qd7#
      • 1...Sf7
        • 2.Qc1
          • threat
            • 3.Qc8+
              • 3...Sd8
                • 4.Qxd8#
            • 3.Qc6
              • threat
                • 4.Rxd6#
                • 4.Ra7#
                • 4.Rb7#
                • 4.Rc7#
                • 4.Re7#
                • 4.Rd8#
          • 2...Kxd7
            • 3.Qc8+
              • 3...Kxc8
                • 4.Sb6#
          • 2...Rxc1
            • 3.Re7+
              • 3...Sxe7
                • 4.Sxf6#
          • 2...Ba7
            • 3.Qc8+
              • 3...Sd8
                • 4.Sdc7#
                • 4.Qxd8#
            • 3.Qc6
              • threat
                • 4.Sdc7#
                • 4.Rxd6#
                • 4.Rxa7#
                • 4.Rb7#
                • 4.Rc7#
                • 4.Re7#
                • 4.Rd8#
          • 2...Bc7
            • 3.Qc6
              • threat
                • 4.Sdxc7#
                • 4.Rxd6#
                • 4.Rxc7#
                • 4.Re7#
                • 4.Rd8#
          • 2...Sd8
            • 3.Qc8
              • threat
                • 4.Qxd8#
              • 3...Se7
                • 4.Rxe7#
              • 3...Bc7
                • 4.Sdxc7#

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