MESON Chess Problem Database

Problem Display
PID: 133679 (B7/1P6/8/8/1pp3p1/2P3Qb/1p3BnP/1K5k w - - 0 1)

Holst, Viktor

Deutsches Wochenschach, 1907

B7/1P6/8/8/1pp3p1/2P3Qb/1p3BnP/1K5k

#3

7 + 7

1829 The Theory of Pawn Promotion 1912

SOLUTION

  • SOUND
  • Sets
    • 1...Se1
      • 2.Qg1#
    • 1...Se3
      • 2.Qg1#
    • 1...Sf4
      • 2.Qg1#
    • 1...Sh4
      • 2.Qg1#
    • 1...b3
      • 2.Kxb2
        • 2...Se1
          • 3.Qg1#
        • 2...Se3
          • 3.Qg1#
        • 2...Sf4
          • 3.Qg1#
        • 2...Sh4
          • 3.Qg1#
  • Tries
    • 1.Kxb2?
      • 1...bxc3+
        • 2.Kxc3
          • 2...Se1
            • 3.Qg1#
          • 2...Se3
            • 3.Qg1#
          • 2...Sf4
            • 3.Qg1#
          • 2...Sh4
            • 3.Qg1#
      • 1...b3!
    • 1.cxb4?
      • 1...Se3
        • 2.Qg1#
      • 1...Se1
        • 2.Qg1#
      • 1...Sf4
        • 2.Qg1#
      • 1...Sh4
        • 2.Qg1#
      • 1...c3!
    • 1.b8Q?
      • threat
        • 2.Be3
          • threat
            • 3.Qe1#
        • 2.Bd4
          • threat
            • 3.Qe1#
        • 2.Bc5
          • threat
            • 3.Qe1#
        • 2.Bb6
          • threat
            • 3.Qe1#
        • 2.Ba7
          • threat
            • 3.Qe1#
        • 2.Qbe5
          • threat
            • 3.Qe1#
        • 2.Qbd6
          • threat
            • 3.Qd1#
        • 2.Qd8
          • threat
            • 3.Qd1#
        • 2.Qe8
          • threat
            • 3.Qe1#
      • 1...bxc3
        • 2.Kc2
          • 2...b1Q+
            • 3.Qxb1#
          • 2...b1B+
            • 3.Qxb1#
          • 2...b1S
            • 3.Qxb1#
          • 2...b1R
            • 3.Qxb1#
      • 1...b3!
    • 1.b8S?
      • 1...b3
        • 2.Sc6
          • 2...Se1
            • 3.Qg1#
          • 2...Se3
            • 3.Qg1#
          • 2...Sf4
            • 3.Qg1#
          • 2...Sh4
            • 3.Qg1#
      • 1...bxc3!
  • Keys
    • 1.b8R!
      • threat
        • 2.Rd8
          • threat
            • 3.Rd1#
        • 2.Re8
          • threat
            • 3.Re1#
      • 1...bxc3
        • 2.Kc2
          • 2...b1Q+
            • 3.Rxb1#
          • 2...b1B+
            • 3.Rxb1#
          • 2...b1S
            • 3.Rxb1#
          • 2...b1R
            • 3.Rxb1#
      • 1...b3
        • 2.Rb7
          • 2...Se1
            • 3.Qg1#
          • 2...Se3
            • 3.Qg1#
          • 2...Sf4
            • 3.Qg1#
          • 2...Sh4
            • 3.Qg1#

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