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Problem Display

PID: 209338 (n7/5p2/5Pp1/6P1/1p2N1Bk/1P4bP/Q2p4/3K4 w - - 0 1)

Mulder, H

Probleemblad, 1944

n7/5p2/5Pp1/6P1/1p2N1Bk/1P4bP/Q2p4/3K4

#3

8 + 7

SOLUTION

SOUND
Sets
- 1...Be1
  - 2.Qxa8
    - threat
      - 3.Qh8#
- 1...Bf2
  - 2.Qxa8
    - threat
      - 3.Qh8#
- 1...Bb8
  - 2.Qxa8
    - 2...Bh2
      - 3.Qh8#
    - 2...Bg3
      - 3.Qh8#
    - 2...Bf4
      - 3.Qh8#
    - 2...Be5
      - 3.Qh8#
    - 2...Bd6
      - 3.Qh8#
    - 2...Ba7
      - 3.Qh8#
    - 2...Bc7
      - 3.Qh8#
Tries
- 1.Qxd2?
  - threat
    - 2.Qd8
      - threat
        3.Qh8#
  - 1...Bf4
    - 2.Qe1+
      - 2...Bg3
        3.Qxg3#
    - 2.Qxf4
      - threat
        3.Qg3#
        3.Qf2#
    - 2.Qf2+
      - 2...Bg3
        3.Qxg3#
  - 1...Be5
    - 2.Qe1+
      - 2...Bg3
        3.Qxg3#
    - 2.Qf2+
      - 2...Bg3
        3.Qxg3#
  - 1...Bd6
    - 2.Qe1+
      - 2...Bg3
        3.Qxg3#
    - 2.Qf2+
      - 2...Bg3
        3.Qxg3#
    - 2.Qxd6
      - threat
        3.Qg3#
  - 1...Bc7
    - 2.Qe1+
      - 2...Bg3
        3.Qxg3#
    - 2.Qf2+
      - 2...Bg3
        3.Qxg3#
  - 1...Sc7!
Keys
- 1.Qa7!
  - threat
    - 2.Qxf7
      - threat
        3.Qh7#
  - 1...Bf4
    - 2.Qf2+
      - 2...Bg3
        3.Qxg3#
  - 1...Bd6
    - 2.Qf2+
      - 2...Bg3
        3.Qxg3#
  - 1...Bc7
    - 2.Qf2+
      - 2...Bg3
        3.Qxg3#
  - 1...Sc7
    - 2.Qb8
      - threat
        3.Qh8#
      - 2...Se8
        3.Qxg3#

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