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Problem Display

PID: 244063 (3k1NN1/4pPp1/BPpr2Pb/P1P3p1/6P1/8/3P4/Q2RK3 w - - 0 1)

Murphy, Joseph

St. Louis Globe Democrat, 1878

3k1NN1/4pPp1/BPpr2Pb/P1P3p1/6P1/8/3P4/Q2RK3

#3

13 + 7

6490	yacpdb	2021

SOLUTION

SOUND
Sets
- 1...Rxd2
  - 2.Rxd2#
- 1...Rd3
  - 2.Qe5
    - threat
      - 3.Qc7#
      - 3.Qb8#
      - 3.Qxe7#
    - 2...Re3+
      - 3.dxe3#
- 1...Rd4
  - 2.Qxd4#
- 1...Rd7
  - 2.Se6#
- 1...e6
  - 2.Qe5
    - threat
      - 3.Qxd6#
    - 2...Rxd2
      - 3.Rxd2#
      - 3.Qc7#
      - 3.Qb8#
    - 2...Rd3
      - 3.Qc7#
      - 3.Qb8#
    - 2...Rd4
      - 3.Qxd4#
      - 3.Qc7#
      - 3.Qb8#
    - 2...Rd5
      - 3.Qc7#
      - 3.Qb8#
    - 2...Rd7
      - 3.Sxe6#
      - 3.Qb8#
Tries
- 1.cxd6?
  - threat
    - 2.dxe7#
  - 1...e5
    - 2.Se7
      - threat
        3.Sxc6#
      - 2...c5
        3.Sc6#
    - 2.Qxe5
      - 2...c5
        3.Qe7#
        3.Qe8#
    - 2.b7
      - threat
        3.b8Q#
        3.b8R#
  - 1...e6
    - 2.Sf6
      - threat
        3.Sxe6#
      - 2...gxf6
        3.Qxf6#
      - 2...e5
        3.Se6#
    - 2.Se7
      - threat
        3.Sxc6#
      - 2...c5
        3.Sc6#
    - 2.b7
      - threat
        3.b8Q#
        3.b8R#
  - 1...exd6!
Keys
- 1.Qe5!
  - threat
    - 2.Qxe7#
  - 1...Re6
    - 2.d4
      - 2...Rxe5+
        3.dxe5#
      - 2...Rxg6
        3.Qc7#
        3.Qb8#
        3.Qxe7#
      - 2...Rd6
        3.Qxe7#
      - 2...Rf6
        3.Qc7#
        3.Qb8#
        3.Qxe7#

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