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Problem Display

PID: 55810 (8/p7/7Q/n1kp4/p6R/N7/2K3p1/7n w - - 0 1)

Deacon, Frederic H

English Chess Problems, 1876

8/p7/7Q/n1kp4/p6R/N7/2K3p1/7n

#3

4 + 7

SOLUTION

SOUND
Sets
- 1...d4
  - 2.Rh5+
    - 2...Kb4
      - 3.Qf8#
      - 3.Qd6#
Keys
- 1.Rb4!
  - threat
    - 2.Rb5+
      - 2...Kd4
        3.Qf4#
    - 2.Qf6
      - threat
        3.Rb5#
      - 2...Kxb4
        3.Qc3#
        3.Qe7#
        3.Qd6#
        3.Qf8#
      - 2...a6
        3.Qb6#
  - 1...Sc4
    - 2.Rb5+
      - 2...Kd4
        3.Qf4#
  - 1...g1Q
    - 2.Rb5+
      - 2...Kd4
        3.Qf4#
  - 1...g1B
    - 2.Rb5+
      - 2...Kd4
        3.Qf4#
    - 2.Qf6
      - threat
        3.Rb5#
      - 2...Kxb4
        3.Qc3#
      - 2...a6
        3.Qb6#
  - 1...g1R
    - 2.Rb5+
      - 2...Kd4
        3.Qf4#
  - 1...Sf2
    - 2.Qf6
      - threat
        3.Rb5#
      - 2...Kxb4
        3.Qc3#
        3.Qe7#
        3.Qd6#
        3.Qf8#
      - 2...a6
        3.Qb6#
  - 1...Sg3
    - 2.Qf6
      - threat
        3.Rb5#
      - 2...Kxb4
        3.Qc3#
        3.Qe7#
        3.Qd6#
        3.Qf8#
      - 2...a6
        3.Qb6#
  - 1...Sb3
    - 2.Rb5+
      - 2...Kd4
        3.Qf4#
  - 1...Sc6
    - 2.Rb5+
      - 2...Kd4
        3.Qf4#
  - 1...Sb7
    - 2.Rb5+
      - 2...Kd4
        3.Qf4#

FEATURES

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