Meson Chess Problem Database

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Problem Display

PID: 41121 (4Q3/8/3N4/n2p1pp1/3k2P1/3Pp3/2B1p1K1/4B3 w - - 0 1)

Jensen, W

Source?, 0000

4Q3/8/3N4/n2p1pp1/3k2P1/3Pp3/2B1p1K1/4B3

#3

7 + 7

SOLUTION

SOUND
Sets
- 1...Sb3
  - 2.Sb7
    - threat
      - 3.Qh8#
- 1...Sb7
  - 2.Sxb7
    - threat
      - 3.Qh8#
Tries
- 1.Bb4?
  - threat
    - 2.Sb5#
    - 2.Sxf5#
    - 2.Qh8#
  - 1...fxg4
    - 2.Sb5#
    - 2.Sf5#
    - 2.Qh8#
  - 1...Sc4
    - 2.Sb5#
    - 2.Sxf5#
  - 1...Sc6
    - 2.Sb5#
    - 2.Sxf5#
  - 1...f4
    - 2.Sb5#
    - 2.Sf5#
    - 2.Qh8#
  - 1...e1S+!
- 1.Qe7?
  - threat
    - 2.Sb5#
    - 2.Sxf5#
  - 1...fxg4
    - 2.Sb5#
    - 2.Sf5#
  - 1...f4
    - 2.Sb5#
    - 2.Sf5#
  - 1...Kc5!
Keys
- 1.Qb8!
  - 1...Kc5
    - 2.Bb4+
      - 2...Kd4
        3.Sb5#
        3.Sxf5#
        3.Qh8#
      - 2...Kc6
        3.Ba4#
  - 1...Ke5
    - 2.Se4+
      - 2...Kd4
        3.Bc3#
        3.Qb2#
        3.Qh8#
      - 2...Ke6
        3.Qe8#
  - 1...fxg4
    - 2.Se4
      - threat
        3.Bc3#
        3.Qb2#
        3.Qh8#
      - 2...dxe4
        3.Qd6#
  - 1...Sb3
    - 2.Sb7
      - threat
        3.Qh8#
  - 1...Sc4
    - 2.Sxc4
      - threat
        3.Qa7#
        3.Qb6#
      - 2...Kc5
        3.Qb6#
      - 2...dxc4
        3.Qd6#
  - 1...Sc6
    - 2.Qb2+
      - 2...Kc5
        3.Sb7#
  - 1...Sb7
    - 2.Sxb7
      - threat
        3.Qh8#
  - 1...f4
    - 2.Qb6+
      - 2...Ke5
        3.Sf7#

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