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Problem Display

PID: 13726 (8/4K3/6Bp/2n3N1/6k1/3p4/3Q4/8 w - - 0 1)

Moravec, Josef

Casopis ceskoslovenskych sachistu, 1911

8/4K3/6Bp/2n3N1/6k1/3p4/3Q4/8

#3

4 + 4

SOLUTION

SOUND
Sets
- 1...Kh4
  - 2.Qf4#
Tries
- 1.Se4?
  - threat
    - 2.Qg2+
      - 2...Kf4
        3.Qg3#
      - 2...Kh4
        3.Qg3#
  - 1...Kf3
    - 2.Qf2+
      - 2...Kg4
        3.Qg3#
  - 1...Kh3
    - 2.Bf5+
      - 2...Kh4
        3.Qxh6#
        3.Qh2#
    - 2.Qf2
      - threat
        3.Bf5#
        3.Qg3#
      - 2...Kg4
        3.Qg3#
  - 1...Kh4
    - 2.Qe1+
      - 2...Kh3
        3.Qg3#
      - 2...Kg4
        3.Qg3#
    - 2.Qf4+
      - 2...Kh3
        3.Qg3#
    - 2.Qf2+
      - 2...Kh3
        3.Bf5#
        3.Qg3#
      - 2...Kg4
        3.Qg3#
    - 2.Qh2+
      - 2...Kg4
        3.Qg3#
  - 1...Sxe4!
- 1.Qg2+?
  - 1...Kh4
    - 2.Sf3#
  - 1...Kf4!
Keys
- 1.Qf2!
  - threat
    - 2.Qf3+
      - 2...Kh4
        3.Qf4#
      - 2...Kxg5
        3.Qg3#
  - 1...hxg5
    - 2.Bf5+
      - 2...Kh5
        3.Qh2#
  - 1...Se4
    - 2.Sxe4
      - threat
        3.Qg3#
      - 2...Kh3
        3.Bf5#
        3.Qg3#
  - 1...Se6
    - 2.Se4
      - threat
        3.Qg3#
      - 2...Kh3
        3.Bf5#
        3.Qg3#
  - 1...h5
    - 2.Sh3
      - threat
        3.Bf5#
      - 2...Kxh3
        3.Bf5#
      - 2...h4
        3.Qg2#

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