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: 144228 (n2B1b2/3Rp1p1/2k1P1K1/1R3N2/P7/8/2n5/8 w - - 0 1)

Hochberger, Adolf

Magyar Sakkvilag, 1931

n2B1b2/3Rp1p1/2k1P1K1/1R3N2/P7/8/2n5/8

#2

7 + 6

SOLUTION

SOUND
Sets
- 1...Sa1
  - 2.Sd4#
- 1...Se1
  - 2.Sd4#
- 1...Sa3
  - 2.Sd4#
- 1...Se3
  - 2.Sd4#
- 1...Sb4
  - 2.Sd4#
- 1...Sd4
  - 2.Sxd4#
- 1...Sb6
  - 2.Rc7#
- 1...Sc7
  - 2.Rxc7#
Tries
- 1.Kg5?
  - 1...Sa1
    - 2.Sd4#
  - 1...Se1
    - 2.Sd4#
  - 1...Sa3
    - 2.Sd4#
  - 1...Se3
    - 2.Sd4#
  - 1...Sb4
    - 2.Sd4#
  - 1...Sd4
    - 2.Sxd4#
  - 1...Sb6
    - 2.Rc7#
  - 1...Sc7
    - 2.Rxc7#
  - 1...g6!
- 1.Ba5?
  - 1...Sa1
    - 2.Sd4#
  - 1...Se1
    - 2.Sd4#
  - 1...Sa3
    - 2.Sd4#
  - 1...Se3
    - 2.Sd4#
  - 1...Sb4
    - 2.Sd4#
  - 1...Sd4
    - 2.Sxd4#
  - 1...Sc7
    - 2.Rxc7#
  - 1...Sb6!
- 1.Bb6?
  - 1...Sc7
    - 2.Rxc7#
  - 1...Sa1
    - 2.Sd4#
  - 1...Se1
    - 2.Sd4#
  - 1...Sa3
    - 2.Sd4#
  - 1...Se3
    - 2.Sd4#
  - 1...Sb4
    - 2.Sd4#
  - 1...Sd4
    - 2.Sxd4#
  - 1...Sxb6!
- 1.Ra5?
  - 1...Sa1
    - 2.Sd4#
  - 1...Se1
    - 2.Sd4#
  - 1...Sa3
    - 2.Sd4#
  - 1...Se3
    - 2.Sd4#
  - 1...Sb4
    - 2.Sd4#
  - 1...Sd4
    - 2.Sxd4#
  - 1...Sb6
    - 2.Rc7#
  - 1...Sc7!
- 1.Re5?
  - 1...Sa1
    - 2.Sd4#
  - 1...Se1
    - 2.Sd4#
  - 1...Sa3
    - 2.Sd4#
  - 1...Se3
    - 2.Sd4#
  - 1...Sb4
    - 2.Sd4#
  - 1...Sd4
    - 2.Sxd4#
  - 1...Sb6
    - 2.Rc7#
  - 1...Sc7!
Keys
- 1.Bxe7!
  - 1...Bxe7
    - 2.Sxe7#
  - 1...Sa1
    - 2.Sd4#
  - 1...Se1
    - 2.Sd4#
  - 1...Sa3
    - 2.Sd4#
  - 1...Se3
    - 2.Sd4#
  - 1...Sb4
    - 2.Sd4#
  - 1...Sd4
    - 2.Sxd4#
  - 1...Sb6
    - 2.Rc5#
  - 1...Sc7
    - 2.Rd6#

FEATURES

Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 0
Sets
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- S(e);N_GUARD::R1(F)
- S(e);N_GUARD::R1(F),XS(e)
Tries
- Try
  - K(E);P-FLIGHT
  - Vars
    - S(a);N_GUARD::S(C)
    - S(a);N_GUARD::S(C),XS(a)
    - S(e);N_GUARD::R1(F)
    - S(e);N_GUARD::R1(F),XS(e)
  - Refutation
    - P(d);
- Try
  - B(G);
  - Vars
    - S(a);N_GUARD::S(C)
    - S(a);N_GUARD::S(C),XS(a)
    - S(e);N_GUARD::R1(F),XS(e)
  - Refutation
    - S(e);
- Try
  - B(G);
  - Vars
    - S(e);N_GUARD::R1(F),XS(e)
    - S(a);N_GUARD::S(C)
    - S(a);N_GUARD::S(C),XS(a)
  - Refutation
    - S(e);XB(G)
- Try
  - R(B);
  - Vars
    - S(a);N_GUARD::S(C)
    - S(a);N_GUARD::S(C),XS(a)
    - S(e);N_GUARD,SBLOCK::R1(F)
  - Refutation
    - S(e);
- Try
  - R(B);
  - Vars
    - S(a);N_GUARD::S(C)
    - S(a);N_GUARD::S(C),XS(a)
    - S(e);N_GUARD,SBLOCK::R1(F)
  - Refutation
    - S(e);
Actual
- B(G);XP(c)
- Vars
  - B(f);XB(G)::S(C),XB(f)
  - S(a);N_GUARD::S(C)
  - S(a);N_GUARD::S(C),XS(a)
  - S(e);SBLOCK::R1(B)
  - S(e);SBLOCK::R1(F)

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).