MESON Chess Problem Database

Problem Display
PID: 191587 (3B4/p7/5p2/8/4p3/8/4pp2/Q3bk1K w - - 0 1)

Iversen, Iver

Pittsburgh Gazette-Times, 1917

3B4/p7/5p2/8/4p3/8/4pp2/Q3bk1K

#4

3 + 7

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Keys
    • 1.Qc1!
      • 1...e3
        • 2.Kh2
          • threat
            • 3.Qc6
              • threat
                • 4.Qh1#
                • 4.Qg2#
      • 1...f5
        • 2.Bh4
          • threat
            • 3.Bxf2
              • threat
                • 4.Qxe1#
              • 3...Kxf2
                • 4.Qf4#
            • 3.Qe3
              • threat
                • 4.Qh3#
              • 3...Bd2
                • 4.Qxf2#
              • 3...Bc3
                • 4.Qxf2#
              • 3...Bb4
                • 4.Qxf2#
              • 3...Ba5
                • 4.Qxf2#
          • 2...e3
            • 3.Qxe3
              • threat
                • 4.Qh3#
              • 3...Bd2
                • 4.Qxf2#
              • 3...Bc3
                • 4.Qxf2#
              • 3...Bb4
                • 4.Qxf2#
              • 3...Ba5
                • 4.Qxf2#
          • 2...f4
            • 3.Bxf2
              • threat
                • 4.Qxe1#
              • 3...Kxf2
                • 4.Qxf4#
      • 1...a5
        • 2.Bb6
          • threat
            • 3.Bxf2
              • threat
                • 4.Qxe1#
              • 3...Kxf2
                • 4.Qf4#
            • 3.Qe3
              • threat
                • 4.Qh3#
              • 3...Bd2
                • 4.Qxf2#
              • 3...Bc3
                • 4.Qxf2#
              • 3...Bb4
                • 4.Qxf2#
          • 2...e3
            • 3.Qxe3
              • threat
                • 4.Qh3#
              • 3...Bd2
                • 4.Qxf2#
              • 3...Bc3
                • 4.Qxf2#
              • 3...Bb4
                • 4.Qxf2#
      • 1...a6
        • 2.Bb6
          • threat
            • 3.Bxf2
              • threat
                • 4.Qxe1#
              • 3...Kxf2
                • 4.Qf4#
            • 3.Qe3
              • threat
                • 4.Qh3#
              • 3...Bd2
                • 4.Qxf2#
              • 3...Bc3
                • 4.Qxf2#
              • 3...Bb4
                • 4.Qxf2#
              • 3...Ba5
                • 4.Qxf2#
          • 2...e3
            • 3.Qxe3
              • threat
                • 4.Qh3#
              • 3...Bd2
                • 4.Qxf2#
              • 3...Bc3
                • 4.Qxf2#
              • 3...Bb4
                • 4.Qxf2#
              • 3...Ba5
                • 4.Qxf2#

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