MESON Chess Problem Database
Problem Display
PID: 11913 (8/8/Q7/2p5/1P6/1k6/8/BN1K4 w - - 0 1)
Valuska, Jan
Mat, 1973
#2
5 + 2
| 3295 | Einfuhrung in die Welt des Schachproblem | 1984 |
SOLUTION
- SOUND
- Sets
- 1...cxb4
- 2.Sd2#
- 1...c4
- 2.Qa3#
- 1...cxb4
- Tries
- 1.Kc1?
- 1...cxb4
- 2.Sd2#
- 1...c4
- 2.Qa3#
- 1...Kxb4!
- 1...cxb4
- 1.Bc3?
- 1...c4
- 2.Qa3#
- 1...cxb4!
- 1...c4
- 1.Be5?
- 1...cxb4
- 2.Sd2#
- 1...c4
- 2.Qa3#
- 1...Kxb4!
- 1...cxb4
- 1.Bf6?
- 1...cxb4
- 2.Sd2#
- 1...c4
- 2.Qa3#
- 1...Kxb4!
- 1...cxb4
- 1.Bg7?
- 1...cxb4
- 2.Sd2#
- 1...c4
- 2.Qa3#
- 1...Kxb4!
- 1...cxb4
- 1.Bh8?
- 1...cxb4
- 2.Sd2#
- 1...c4
- 2.Qa3#
- 1...Kxb4!
- 1...cxb4
- 1.Kc1?
- Keys
- 1.Sc3!
- 1...Kxb4
- 2.Qa4#
- 1...cxb4
- 2.Qa2#
- 1...c4
- 2.Qa4#
- 1...Kxb4
- 1.Sc3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- P(b);SBLOCK,XP(D)::S(B)
- P(b);SBLOCK::QAR1(E)
- Tries
- Try
- K(C);P-FLIGHT
- Vars
- P(b);SBLOCK,XP(D)::S(B)
- P(b);SBLOCK::QAR1(E)
- Refutation
- K(a);P-FLIGHT,XP(D)
- Try
- B(A);
- Vars
- P(b);SBLOCK::QAR1(E)
- Refutation
- P(b);XP(D)
- Try
- B(A);
- Vars
- P(b);SBLOCK,XP(D)::S(B)
- P(b);SBLOCK::QAR1(E)
- Refutation
- K(a);P-FLIGHT,XP(D)
- Try
- B(A);
- Vars
- P(b);SBLOCK,XP(D)::S(B)
- P(b);SBLOCK::QAR1(E)
- Refutation
- K(a);P-FLIGHT,XP(D)
- Try
- B(A);
- Vars
- P(b);SBLOCK,XP(D)::S(B)
- P(b);SBLOCK::QAR1(E)
- Refutation
- K(a);P-FLIGHT,XP(D)
- Try
- B(A);
- Vars
- P(b);SBLOCK,XP(D)::S(B)
- P(b);SBLOCK::QAR1(E)
- Refutation
- K(a);P-FLIGHT,XP(D)
- Try
- Actual
- S(B);
- Vars
- K(a);P-FLIGHT,XP(D)::QAR1(E)
- P(b);SBLOCK,XP(D)::QAB1(E)
- P(b);SBLOCK::QAB1(E)
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).