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Problem Display

PID: 265634 (2r5/p5p1/3p2Q1/KN2k1pP/pp5b/1p2B3/1q1PP1B1/8 w - - 0 1)

Makaronets, Leonid

Schweizerische Schachzeitung, 2016

2r5/p5p1/3p2Q1/KN2k1pP/pp5b/1p2B3/1q1PP1B1/8

#3

8 + 11

SOLUTION

SOUND
Sets
- 1...Qc1
  - 2.d4#
- 1...Qa3
  - 2.d4#
- 1...Qb1
  - 2.d4#
- 1...Qa2
  - 2.d4#
- 1...Qc2
  - 2.d4#
- 1...Rc2
  - 2.Be4
    - threat
      - 3.Qf5#
- 1...Rc3
  - 2.d4#
- 1...Rc7
  - 2.Sxc7
    - threat
      - 3.Qe6#
- 1...Ra8
  - 2.Sxd6
    - threat
      - 3.Sc4#
      - 3.Sf7#
- 1...Re8
  - 2.Sxd6
    - threat
      - 3.Sc4#
      - 3.Sf7#
- 1...Rg8
  - 2.Sxd6
    - threat
      - 3.Sc4#
      - 3.Sf7#
- 1...Rh8
  - 2.Sxd6
    - threat
      - 3.Sc4#
      - 3.Sf7#
Tries
- 1.Sc7?
  - threat
    - 2.Qe6#
  - 1...Re8
    - 2.Qxe8+
      - 2...Kf5
        3.Qe6#
      - 2...Kf6
        3.Qe6#
  - 1...Rxc7!
- 1.Bh3?
  - threat
    - 2.Qf5#
    - 2.Qe6#
  - 1...Kd5
    - 2.Qf7+
      - 2...Ke4
        3.Qf5#
      - 2...Ke5
        3.Qe6#
        3.Qf5#
      - 2...Kc6
        3.Sxa7#
    - 2.Qe6+
      - 2...Kc6
        3.Bg2#
  - 1...g4!
Keys
- 1.Qf7!
  - threat
    - 2.d4+
      - 2...Qxd4
        3.Bxd4#
  - 1...Qxd2
    - 2.Be4
      - threat
        3.Qf5#
        3.Qe7#
      - 2...Kxe4
        3.Qe6#
  - 1...Qa1
    - 2.d4+
      - 2...Qxd4
        3.Bxd4#
  - 1...Qc3
    - 2.d4+
      - 2...Qxd4
        3.Bxd4#
  - 1...Rc4
    - 2.Bd5
      - threat
        3.Qe6#
  - 1...Bf2
    - 2.Qd5+
      - 2...Kf6
        3.Bxg5#

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