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Problem Display

PID: 154248 (7n/4p3/3N4/1PkN4/6p1/b2BK3/5Q2/8 w - - 0 1)

Schlechter, Carl

Tidskrift for Schack, 1909

7n/4p3/3N4/1PkN4/6p1/b2BK3/5Q2/8

#3

6 + 5

SOLUTION

SOUND
Sets
- 1...exd6
  - 2.Ke4#
- 1...e5
  - 2.Se4+
    - 2...Kxd5
      - 3.Qa2#
  - 2.Sb7+
    - 2...Kxd5
      - 3.Qa2#
Tries
- 1.Sf7?
  - threat
    - 2.Ke4#
  - 1...Bc1+
    - 2.Ke4+
      - 2...Be3
        3.Qxe3#
        3.Qc2#
  - 1...Kxd5
    - 2.Qf5+
      - 2...e5
        3.Qxe5#
  - 1...Bb2
    - 2.Ke4+
      - 2...Bd4
        3.Qxd4#
  - 1...g3
    - 2.Qc2+
      - 2...Kxd5
        3.Qc4#
        3.Qc6#
  - 1...Sxf7!
Keys
- 1.Qf4!
  - threat
    - 2.Ke4
      - threat
        3.Sb7#
      - 2...exd6
        3.Qe3#
        3.Qf2#
    - 2.Sb7+
      - 2...Kxd5
        3.Bc4#
        3.Qe4#
  - 1...Bc1+
    - 2.Ke4
      - threat
        3.Sb7#
      - 2...exd6
        3.Qxc1#
  - 1...Kxd5
    - 2.Qd4+
      - 2...Ke6
        3.Bf5#
  - 1...e5
    - 2.Sb7+
      - 2...Kxd5
        3.Bc4#
        3.Qc4#
    - 2.Qc4+
      - 2...Kxd6
        3.Qc6#
  - 1...g3
    - 2.Ke4
      - threat
        3.Sb7#
      - 2...exd6
        3.Qe3#
    - 2.Sb7+
      - 2...Kxd5
        3.Bc4#
        3.Qe4#
  - 1...Bb2
    - 2.Sb7+
      - 2...Kxd5
        3.Bc4#
        3.Qe4#
  - 1...Sf7
    - 2.Sb7+
      - 2...Kxd5
        3.Bc4#
        3.Qe4#
  - 1...e6
    - 2.Sb7+
      - 2...Kxd5
        3.Bc4#
        3.Qd4#
        3.Qe4#

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