MESON Chess Problem Database

Problem Display
PID: 204627 (3K4/pRp5/8/k7/B7/BbN5/rp6/8 w - - 0 1)

Ctibor, Frantisek A

Prachensky kraj, 1925

3K4/pRp5/8/k7/B7/BbN5/rp6/8

#3

5 + 6

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...a6
      • 2.Bb4#
  • Tries
    • 1.Bc5?
      • threat
        • 2.Rxa7#
      • 1...Ka6
        • 2.Rxa7#
      • 1...a6
        • 2.Bb4#
      • 1...Bc4!
  • Keys
    • 1.Se4!
      • threat
        • 2.Sc5
          • threat
            • 3.Bb4#
            • 3.Rb5#
        • 2.Bb4+
          • 2...Kxa4
            • 3.Sc3#
            • 3.Sc5#
          • 2...Ka6
            • 3.Sc5#
        • 2.Rxa7+
          • 2...Kb6
            • 3.Bc5#
      • 1...Kxa4
        • 2.Sc5+
          • 2...Kxa3
            • 3.Rxb3#
          • 2...Ka5
            • 3.Bb4#
        • 2.Bb4
          • threat
            • 3.Sc3#
            • 3.Sc5#
      • 1...Ka6
        • 2.Sc5+
          • 2...Ka5
            • 3.Bb4#
            • 3.Rb5#
      • 1...Rxa3
        • 2.Rb5+
          • 2...Kxa4
            • 3.Sc3#
          • 2...Ka6
            • 3.Sc5#
      • 1...Bxa4
        • 2.Bb4+
          • 2...Ka6
            • 3.Sc5#
      • 1...b1Q
        • 2.Bb4+
          • 2...Kxa4
            • 3.Sc3#
            • 3.Sc5#
          • 2...Ka6
            • 3.Sc5#
        • 2.Rxa7+
          • 2...Kb6
            • 3.Bc5#
      • 1...b1S
        • 2.Bb4+
          • 2...Kxa4
            • 3.Sc5#
          • 2...Ka6
            • 3.Sc5#
        • 2.Rxa7+
          • 2...Kb6
            • 3.Bc5#
      • 1...b1B
        • 2.Bb4+
          • 2...Kxa4
            • 3.Sc3#
            • 3.Sc5#
          • 2...Ka6
            • 3.Sc5#
        • 2.Rxa7+
          • 2...Kb6
            • 3.Bc5#
      • 1...b1R
        • 2.Bb4+
          • 2...Kxa4
            • 3.Sc3#
            • 3.Sc5#
          • 2...Ka6
            • 3.Sc5#
        • 2.Rxa7+
          • 2...Kb6
            • 3.Bc5#
      • 1...Ra1
        • 2.Bb4+
          • 2...Kxa4
            • 3.Sc3#
            • 3.Sc5#
          • 2...Ka6
            • 3.Sc5#
        • 2.Rxa7+
          • 2...Kb6
            • 3.Bc5#
      • 1...Bd1
        • 2.Bb4+
          • 2...Kxa4
            • 3.Sc5#
          • 2...Ka6
            • 3.Sc5#
        • 2.Rxa7+
          • 2...Kb6
            • 3.Bc5#
      • 1...Bc2
        • 2.Bb4+
          • 2...Kxa4
            • 3.Sc5#
          • 2...Ka6
            • 3.Sc5#
        • 2.Rxa7+
          • 2...Kb6
            • 3.Bc5#
      • 1...Bc4
        • 2.Bb4+
          • 2...Kxa4
            • 3.Sc5#
          • 2...Ka6
            • 3.Sc5#
      • 1...Bd5
        • 2.Bb4+
          • 2...Kxa4
            • 3.Sc5#
          • 2...Ka6
            • 3.Sc5#
        • 2.Rxa7+
          • 2...Kb6
            • 3.Bc5#
      • 1...Be6
        • 2.Bb4+
          • 2...Kxa4
            • 3.Sc5#
          • 2...Ka6
            • 3.Sc5#
        • 2.Rxa7+
          • 2...Kb6
            • 3.Bc5#
      • 1...Bf7
        • 2.Bb4+
          • 2...Kxa4
            • 3.Sc5#
          • 2...Ka6
            • 3.Sc5#
        • 2.Rxa7+
          • 2...Kb6
            • 3.Bc5#
      • 1...Bg8
        • 2.Bb4+
          • 2...Kxa4
            • 3.Sc5#
          • 2...Ka6
            • 3.Sc5#
        • 2.Rxa7+
          • 2...Kb6
            • 3.Bc5#
      • 1...a6
        • 2.Bb4+
          • 2...Kxa4
            • 3.Sc3#
            • 3.Sc5#
      • 1...c5
        • 2.Sxc5
          • threat
            • 3.Bb4#
            • 3.Rb5#
        • 2.Rxa7+
          • 2...Kb6
            • 3.Bxc5#
      • 1...c6
        • 2.Bb4+
          • 2...Kxa4
            • 3.Sc3#
            • 3.Sc5#
          • 2...Ka6
            • 3.Sc5#
        • 2.Rxa7+
          • 2...Kb6
            • 3.Bc5#

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