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Problem Display

PID: 26466 (2R5/1n2Rpq1/3P2Bn/1N1kp3/2p1N3/5K2/1pr1P3/2b5 w - - 0 1)

Makarenko, Petr Leontevich

The Problemist Supplement, 1992

2R5/1n2Rpq1/3P2Bn/1N1kp3/2p1N3/5K2/1pr1P3/2b5

#3

8 + 10

SOLUTION

SOUND
Sets
- 1...Qf6+
  - 2.Sxf6#
- 1...Qf8
  - 2.Sf6#
- 1...Qh7
  - 2.Sf6#
- 1...Qg8
  - 2.Sf6#
- 1...Rd2
  - 2.Sec3#
- 1...Rxe2
  - 2.Sec3#
- 1...Rc3+
  - 2.Sexc3#
- 1...Be3
  - 2.Sec3+
    - 2...Rxc3
      - 3.Be4#
- 1...Bf4
  - 2.Sf6+
    - 2...Qxf6
      - 3.Be4#
      - 3.e4#
- 1...Sf5
  - 2.Sf6+
    - 2...Qxf6
      - 3.e4#
- 1...Sa5
  - 2.Rc5#
- 1...Sc5
  - 2.Rxc5#
- 1...Sxd6
  - 2.Rc5#
- 1...Sd8
  - 2.Rc5#
Keys
- 1.d7!
  - threat
    - 2.d8Q+
      - 2...Sd6
        3.Rc5#
        3.Qxd6#
      - 2...Sxd8
        3.Rc5#
    - 2.d8R+
      - 2...Sd6
        3.Rc5#
        3.Rxd6#
      - 2...Sxd8
        3.Rc5#
  - 1...Qxg6
    - 2.d8Q+
      - 2...Qd6
        3.Sf6#
      - 2...Sd6
        3.Rc5#
      - 2...Sxd8
        3.Rc5#
    - 2.d8R+
      - 2...Qd6
        3.Sf6#
      - 2...Sd6
        3.Rc5#
      - 2...Sxd8
        3.Rc5#
  - 1...Qh8
    - 2.d8Q+
      - 2...Qxd8
        3.Sf6#
      - 2...Sd6
        3.Rc5#
        3.Qxd6#
      - 2...Sxd8
        3.Rc5#
    - 2.d8R+
      - 2...Qxd8
        3.Sf6#
      - 2...Sd6
        3.Rc5#
        3.Rxd6#
      - 2...Sxd8
        3.Rc5#
  - 1...Be3
    - 2.Sec3+
      - 2...Rxc3
        3.Be4#
  - 1...Sf5
    - 2.Sf6+
      - 2...Qxf6
        3.e4#

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