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Problem Display

PID: 111780 (7K/Bb1pN2p/8/4p1p1/1nQnk3/4P3/r2pPpr1/5N2 w - - 0 1)

Bakcsi, Gyorgy

Csehszlovak Sakkszovetseg, 1982

7K/Bb1pN2p/8/4p1p1/1nQnk3/4P3/r2pPpr1/5N2

#3

7 + 12

6490	yacpdb	2009

SOLUTION

SOUND
Sets
- 1...Sc2
  - 2.Qd3#
- 1...Sd3
  - 2.Qxd3#
- 1...Sd5
  - 2.Qd3#
- 1...Sa6
  - 2.Qd3#
- 1...Sc6
  - 2.Qd3#
  - 2.Qd5#
Keys
- 1.Qf7!
  - threat
    - 2.Qxh7+
      - 2...Sf5
        3.Qxf5#
  - 1...Ra1
    - 2.Qf5+
      - 2...Sxf5
        3.Sxd2#
    - 2.Qxh7+
      - 2...Sf5
        3.Sxd2#
        3.Qxf5#
  - 1...Ra3
    - 2.Qf5+
      - 2...Sxf5
        3.Sxd2#
    - 2.Qxh7+
      - 2...Sf5
        3.Sxd2#
        3.Qxf5#
  - 1...Ra4
    - 2.Qf5+
      - 2...Sxf5
        3.Sxd2#
    - 2.Qxh7+
      - 2...Sf5
        3.Sxd2#
        3.Qxf5#
  - 1...Ra5
    - 2.Qf5+
      - 2...Sxf5
        3.Sxd2#
    - 2.Qxh7+
      - 2...Sf5
        3.Sxd2#
        3.Qxf5#
  - 1...Ra6
    - 2.Qf5+
      - 2...Sxf5
        3.Sxd2#
  - 1...Rh2
    - 2.Qf3+
      - 2...Sxf3
        3.Sg3#
  - 1...Rg3
    - 2.Qxh7+
      - 2...Sf5
        3.Sxg3#
        3.Qxf5#
  - 1...Sbc2
    - 2.Qf5+
      - 2...Sxf5
        3.Sxd2#
    - 2.Qxh7+
      - 2...Sf5
        3.Sxd2#
        3.Qxf5#
  - 1...h5
    - 2.Qg6+
      - 2...Sf5
        3.Qxf5#
    - 2.Qh7+
      - 2...Sf5
        3.Qxf5#
  - 1...h6
    - 2.Qg6+
      - 2...Sf5
        3.Qxf5#
    - 2.Qh7+
      - 2...Sf5
        3.Qxf5#

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