Meson Chess Problem Database

Home
Latest Additions
- #2
- #3
- #4
- #5
- Stats
Books
- All composers (SLOW)
- By initial letter
Magazines
- PID
- General
- Matrix
- All sources/quoters (SLOW)
- By initial letter
- Awards
- Composers
- Decades
- Quoters
- Sizes
- Soundness
- Sources
- Stipulations
- Years
Contact
Back to BDS Website

Problem Display

PID: 256336 (5N2/2b5/5p2/8/K2k1P2/1P5Q/6P1/1B6 w - - 0 1)

Valtonen, Kari

Skakbladet, 1982

5N2/2b5/5p2/8/K2k1P2/1P5Q/6P1/1B6

#3

7 + 3

6490	yacpdb	2021

SOLUTION

SOUND
Sets
- 1...Ba5
  - 2.Kb5
    - threat
      - 3.Qd3#
    - 2...Kd5
      - 3.Qd7#
      - 3.Qd3#
- 1...Bb6
  - 2.Kb5
    - threat
      - 3.Qd3#
    - 2...Kd5
      - 3.Qd7#
- 1...Bd8
  - 2.Kb5
    - threat
      - 3.Qd3#
    - 2...Kd5
      - 3.Qd7#
      - 3.Qd3#
Tries
- 1.Kb4?
  - threat
    - 2.Qd3#
  - 1...Ba5+
    - 2.Kb5
      - threat
        3.Qd3#
      - 2...Kd5
        3.Qd7#
        3.Qd3#
  - 1...Kd5
    - 2.Qe6+
      - 2...Kd4
        3.Qe4#
  - 1...Bxf4
    - 2.Qc3+
      - 2...Kd5
        3.Qc5#
  - 1...Bd6+!
- 1.Kb5?
  - threat
    - 2.Qd3#
  - 1...Kd5
    - 2.Qd3#
  - 1...Bxf4!
Keys
- 1.Be4!
  - threat
    - 2.Qd3+
      - 2...Kc5
        3.Sd7#
  - 1...Kxe4
    - 2.Qf3+
      - 2...Kd4
        3.Se6#
      - 2...Kf5
        3.g4#
  - 1...Kc5
    - 2.Qc3+
      - 2...Kb6
        3.Qa5#
      - 2...Kd6
        3.Qb4#
  - 1...Bxf4
    - 2.Qd3+
      - 2...Kc5
        3.Sd7#
      - 2...Ke5
        3.Qd5#
  - 1...Bb6
    - 2.Qd3+
      - 2...Kc5
        3.Se6#
        3.Sd7#
        3.Qd5#
        3.b4#
  - 1...Bd6
    - 2.Qd3+
      - 2...Kc5
        3.Sd7#
        3.Qe3#

FEATURES

NOT CLASSIFIED

Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).