MESON Chess Problem Database
Problem Display
PID: 228835 (Bk6/8/2pK4/rN6/p2B4/5p2/1Q4n1/4nr2 w - - 0 1)
Traxler, Karel Peter
Prachensky kraj, 1926
#2
5 + 8
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Kxa8
- 2.Sc7#
- 1...Rxa8
- 2.Sa7#
- 1...Kxa8
- Tries
- 1.Bf2?
- threat
- 2.Qh8#
- 1...Kxa8
- 2.Sc7#
- 1...Kc8
- 2.Qh8#
- 1...Rxa8
- 2.Sa7#
- 1...Rh1!
- threat
- 1.Be3?
- threat
- 2.Qh8#
- 1...Kxa8
- 2.Sc7#
- 1...Kc8
- 2.Qh8#
- 1...Rxa8
- 2.Sa7#
- 1...Rh1!
- threat
- 1.Bc5?
- threat
- 2.Qh8#
- 1...Kxa8
- 2.Sc7#
- 1...Kc8
- 2.Qh8#
- 1...Rxa8
- 2.Sa7#
- 1...Rh1!
- threat
- 1.Ba7+?
- 1...Kc8
- 2.Qh8#
- 1...Rxa7
- 2.Qh8#
- 1...Kxa8!
- 1...Kc8
- 1.Bf2?
- Keys
- 1.Bg1!
- threat
- 2.Qh8#
- 1...Kxa8
- 2.Sc7#
- 1...Kc8
- 2.Qh8#
- 1...Rxa8
- 2.Sa7#
- threat
- 1.Bg1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- K(h);P-FLIGHT,XB(E)::S(C)
- R(f);N_GUARD,SBLOCK,XB(E)::QAR(A)+S(C)
- Tries
- Try
- B(B);
- Threat
- QAR(A)
- Vars
- K(h);P-FLIGHT,XB(E)::S(C)
- K(h);P-FLIGHT::QAR(A)
- R(f);N_GUARD,SBLOCK,XB(E)::QAR(A)+S(C)
- Refutation
- R(b);
- Try
- B(B);
- Threat
- QAR(A)
- Vars
- K(h);P-FLIGHT,XB(E)::S(C)
- K(h);P-FLIGHT::QAR(A)
- R(f);N_GUARD,SBLOCK,XB(E)::QAR(A)+S(C)
- Refutation
- R(b);
- Try
- B(B);
- Threat
- QAR(A)
- Vars
- K(h);P-FLIGHT,XB(E)::S(C)
- K(h);P-FLIGHT::QAR(A)
- R(f);N_GUARD,SBLOCK,XB(E)::QAR(A)+S(C)
- Refutation
- R(b);
- Try
- B(B);CHECK
- Vars
- K(h);P-FLIGHT::QAR(A)
- R(f);XB(B)::QAR(A)
- Refutation
- K(h);P-FLIGHT,XB(E)
- Try
- Actual
- B(B);
- Threat
- QAR(A)
- Vars
- K(h);P-FLIGHT,XB(E)::S(C)
- K(h);P-FLIGHT::QAR(A)
- R(f);N_GUARD,SBLOCK,XB(E)::QAR(A)+S(C)
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).