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Problem Display

PID: 119286 (Q7/8/8/1pP5/8/Bk6/8/2K5 w - - 0 1)

Galiakberov, A

Moseev, P

Sahovski Glasnik, 1987

Q7/8/8/1pP5/8/Bk6/8/2K5

#3

4 + 2

6490	yacpdb	2009

SOLUTION

SOUND
Sets
- 1...Ka2
  - 2.Kc2
    - threat
      - 3.Bc1#
      - 3.Bb2#
      - 3.Bb4#
    - 2...Ka1
      - 3.Bc1#
      - 3.Bb2#
      - 3.Bb4#
- 1...Kc3
  - 2.Qd5
    - 2...b4
      - 3.Bb2#
Tries
- 1.Qf3+?
  - 1...Ka2
    - 2.Bb4
      - 2...Ka1
        3.Qa8#
        3.Qa3#
    - 2.Qc3
      - 2...b4
        3.Qb2#
  - 1...Ka4
    - 2.Qc3
      - 2...b4
        3.Qxb4#
  - 1...Kc4!
- 1.Qa5?
  - threat
    - 2.Qb4+
      - 2...Ka2
        3.Qb2#
  - 1...Ka2
    - 2.Kc2
      - threat
        3.Bc1#
        3.Bb2#
        3.Bb4#
      - 2...Ka1
        3.Bc1#
        3.Bb2#
        3.Bb4#
    - 2.Qc3
      - 2...b4
        3.Qb2#
    - 2.Qb4
      - 2...Ka1
        3.Qb1#
        3.Qb2#
  - 1...b4
    - 2.Qxb4+
      - 2...Ka2
        3.Qb2#
  - 1...Kc4!
Keys
- 1.Qe4!
  - threat
    - 2.Qb4+
      - 2...Ka2
        3.Qb2#
  - 1...Ka2
    - 2.Qb4
      - 2...Ka1
        3.Qb1#
        3.Qb2#
  - 1...Kxa3
    - 2.Kc2
      - 2...Ka2
        3.Qa8#
      - 2...b4
        3.Qa8#
  - 1...Kc3
    - 2.Qd5
      - 2...b4
        3.Bb2#
  - 1...b4
    - 2.Qxb4+
      - 2...Ka2
        3.Qb2#

FEATURES

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Developed and maintained by Brian Stephenson.
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