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Problem Display

PID: 271378 (8/p7/8/8/k7/8/1QP5/7K w - - 0 1)

Agapov, Igor Alexeyevich

3rd Comm., Labai-70 JT (Pat a Mat), 2012-2014

8/p7/8/8/k7/8/1QP5/7K

#3

3 + 2

6490	yacpdb	2023

SOLUTION

SOUND
Sets
- 1...a5
  - 2.Qb3#
- 1...a6
  - 2.Qb6
    - 2...Ka3
      - 3.Qb3#
    - 2...a5
      - 3.Qb3#
Tries
- 1.Kg1?
  - 1...a6
    - 2.Qb6
      - 2...Ka3
        3.Qb3#
      - 2...a5
        3.Qb3#
  - 1...Ka5!
- 1.Kg2?
  - 1...a6
    - 2.Qb6
      - 2...Ka3
        3.Qb3#
      - 2...a5
        3.Qb3#
  - 1...Ka5!
- 1.Kh2?
  - 1...a6
    - 2.Qb6
      - 2...Ka3
        3.Qb3#
      - 2...a5
        3.Qb3#
  - 1...Ka5!
- 1.Qb1?
  - 1...a6
    - 2.Qb6
      - 2...Ka3
        3.Qb3#
      - 2...a5
        3.Qb3#
  - 1...Ka5!
- 1.Qb5+?
  - 1...Ka3
    - 2.Qb3#
  - 1...Kxb5!
- 1.Qb6?
  - 1...a6
    - 2.Kg1
      - 2...Ka3
        3.Qb3#
      - 2...a5
        3.Qb3#
    - 2.Kg2
      - 2...Ka3
        3.Qb3#
      - 2...a5
        3.Qb3#
    - 2.Kh2
      - 2...Ka3
        3.Qb3#
      - 2...a5
        3.Qb3#
  - 1...axb6!
- 1.Qb8?
  - 1...a6
    - 2.Qb6
      - 2...Ka3
        3.Qb3#
      - 2...a5
        3.Qb3#
  - 1...Ka5!
- 1.c3?
  - threat
    - 2.Qb4#
  - 1...Ka5
    - 2.Qb7
      - 2...Ka4
        3.Qb4#
      - 2...a6
        3.Qb4#
  - 1...a5!
Keys
- 1.Qb7!
  - 1...Ka5
    - 2.c3
      - 2...Ka4
        3.Qb4#
      - 2...a6
        3.Qb4#
  - 1...a6
    - 2.Qb6
      - 2...Ka3
        3.Qb3#
      - 2...a5
        3.Qb3#

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