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: 183646 (3B4/3B2p1/2p1rpP1/2Rb3P/6Pk/8/4P1PN/K1Q2N2 w - - 0 1)

Colaneri, Bruno

Best Problems, 2018

3B4/3B2p1/2p1rpP1/2Rb3P/6Pk/8/4P1PN/K1Q2N2

#2

12 + 6

SOLUTION

SOUND
Sets
- 1...Re4
  - 2.Sf3#
- 1...Ba2
  - 2.Qe1#
- 1...Bb3
  - 2.Qe1#
- 1...Bf3
  - 2.Qe1#
- 1...Bc4
  - 2.Qe1#
- 1...Be4
  - 2.Qe1#
Tries
- 1.Bxe6?
  - 1...Bxe6
    - 2.Qe1#
  - 1...Ba2
    - 2.Sf3#
    - 2.Qe1#
  - 1...Bb3
    - 2.Sf3#
    - 2.Qe1#
  - 1...Bf3
    - 2.Sxf3#
    - 2.Qe1#
  - 1...Bc4
    - 2.Sf3#
    - 2.Qe1#
  - 1...Be4
    - 2.Qe1#
  - 1...Bxg2!
Keys
- 1.e4!
  - 1...Rxe4
    - 2.Sf3#
  - 1...Bxe4
    - 2.Qe1#
  - 1...Re5
    - 2.Sf3#
  - 1...Rd6
    - 2.Sf3#
  - 1...Re7
    - 2.Sf3#
  - 1...Re8
    - 2.Sf3#
  - 1...Ba2
    - 2.Qe1#
  - 1...Bb3
    - 2.Qe1#
  - 1...Bc4
    - 2.Qe1#

FEATURES

Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 1
Sets
- R(d);S_CUTB(b)::S(F)
- B(b);::QAB(B)
Tries
- Try
  - B(K);XR(d)
  - Vars
    - B(b);XB(K)::QAB(B)
    - B(b);::QAB(B)
  - Refutation
    - B(b);XP(E)
Actual
- P(D);
- Vars
  - R(d);XP(D)::S(F)
  - B(b);XP(D)::QAB(B)
  - R(d);::S(F)
  - R(d);N_SPINP(e)::S(F)
  - B(b);::QAB(B)

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).