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Problem Display

PID: 73678 (B2N4/pR6/P2k1P2/R2ppPn1/K2pr2p/2pP1q2/2NB2b1/4n3 w - - 0 1)

Ebben, Jacobus Johannes

Tijdschrift vd KNSB, 1942

B2N4/pR6/P2k1P2/R2ppPn1/K2pr2p/2pP1q2/2NB2b1/4n3

#3

11 + 12

SOLUTION

SOUND
Sets
- 1...Sh3
  - 2.Sf7+
    - 2...Kc6
      - 3.Sb4#
  - 2.Bh6
    - threat
      - 3.Bf8#
  - 2.Rxa7
    - threat
      - 3.Sf7#
      - 3.Rxd5#
  - 2.Re7
    - threat
      - 3.Sf7#
      - 3.Rxd5#
- 1...Se6
  - 2.Sf7+
    - 2...Kc6
      - 3.Sb4#
  - 2.fxe6
    - threat
      - 3.Rd7#
- 1...Sf7
  - 2.Sxf7+
    - 2...Kc6
      - 3.Sb4#
  - 2.Rxa7
    - threat
      - 3.Sxf7#
      - 3.Rxd5#
  - 2.Re7
    - threat
      - 3.Sxf7#
      - 3.Rxd5#
- 1...Sh7
  - 2.Sf7+
    - 2...Kc6
      - 3.Sb4#
  - 2.Rxa7
    - threat
      - 3.Sf7#
      - 3.Rxd5#
Tries
- 1.Sf7+?
  - 1...Kc6
    - 2.Sb4#
  - 1...Sxf7!
- 1.Bc1?
  - threat
    - 2.Ba3#
  - 1...Sxd3
    - 2.Ba3+
      - 2...Sb4
        3.Bxb4#
      - 2...Sc5+
        3.Bxc5#
  - 1...Se6
    - 2.Sf7+
      - 2...Kc6
        3.Sb4#
    - 2.Ba3+
      - 2...Sc5+
        3.Bxc5#
    - 2.fxe6
      - threat
        3.Ba3#
        3.Rd7#
  - 1...Sxc2!
Keys
- 1.Re7!
  - threat
    - 2.Rxd5#
  - 1...Re3
    - 2.Kb5
      - threat
        3.Sb7#
  - 1...Re2
    - 2.Sb4
      - threat
        3.Sb7#
  - 1...Rf4
    - 2.Bc6
      - threat
        3.Rd7#
      - 2...e4
        3.Rxd5#
  - 1...Rg4
    - 2.Bxg5
      - threat
        3.Sf7#

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