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Problem Display

PID: 257565 (6B1/8/8/Pk6/8/8/1P6/1KQ5 w - - 0 1)

Mantta, Teppo

Meson, 2022

6B1/8/8/Pk6/8/8/1P6/1KQ5

#3

5 + 1

SOLUTION

SOUND
Tries
- 1.Qc5+?
  - 1...Ka4
    - 2.b3#
  - 1...Ka6
    - 2.Qb6#
  - 1...Kxc5!
- 1.Qc6+?
  - 1...Kb4
    - 2.Bc4
      - 2...Kxa5
        3.Qb5#
    - 2.Qb6+
      - 2...Ka4
        3.Bb3#
  - 1...Kxa5
    - 2.Bb3
      - 2...Kb4
        3.Qb6#
    - 2.Bc4
      - 2...Kb4
        3.Qb5#
  - 1...Kxc6!
- 1.Qc7?
  - threat
    - 2.Bb3
      - threat
        3.Qb6#
      - 2...Kb4
        3.Qb6#
      - 2...Ka6
        3.Bc4#
        3.Qb6#
    - 2.Qb6+
      - 2...Ka4
        3.Bb3#
  - 1...Kb4
    - 2.Qb6+
      - 2...Ka4
        3.Bb3#
    - 2.b3
      - 2...Ka3
        3.Qd6#
        3.Qc5#
        3.Qe7#
      - 2...Kb5
        3.Qb6#
  - 1...Ka4!
- 1.b3?
  - 1...Kb4
    - 2.Qc7
      - 2...Ka3
        3.Qd6#
        3.Qc5#
        3.Qe7#
      - 2...Kb5
        3.Qb6#
  - 1...Ka6
    - 2.Qc7
      - 2...Kb5
        3.Qb6#
  - 1...Kxa5!
Keys
- 1.Bb3!
  - threat
    - 2.Qc7
      - threat
        3.Qb6#
      - 2...Kb4
        3.Qb6#
      - 2...Ka6
        3.Bc4#
        3.Qb6#
  - 1...Kb4
    - 2.Qg5
      - 2...Kxb3
        3.Qb5#
  - 1...Kxa5
    - 2.Qc6
      - 2...Kb4
        3.Qb6#
  - 1...Ka6
    - 2.Qc7
      - 2...Kb5
        3.Qb6#

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