MESON Chess Problem Database
Problem Display
PID: 82193 (8/B1p1r3/K1p4R/2NkPn2/3P4/p1RP1p1B/5Q1b/r6q w - - 0 1)
Ahues, Herbert Siegfried Oskar
Schweizerische Arbeiter Schachzeitung, 1976
#2
10 + 10
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Tries
- 1.Sb3?
- threat
- 2.Rc5#
- 1...Qc1
- 2.Qxf3#
- 1...c5
- 2.Rxc5#
- 1...Rc1!
- threat
- 1.Sa4?
- threat
- 2.Rc5#
- 1...Qc1
- 2.Qxf3#
- 1...Rc1
- 2.Qa2#
- 1...c5
- 2.Rxc5#
- 1...Se3!
- threat
- 1.Se4?
- threat
- 2.Rc5#
- 1...Rc1
- 2.Qa2#
- 1...Se3
- 2.Sf6#
- 1...c5
- 2.Rxc5#
- 1...Qc1!
- threat
- 1.Se6?
- threat
- 2.Rc5#
- 1...c5
- 2.Rxc5#
- 1...Qc1
- 2.Qxf3#
- 1...Rc1
- 2.Qa2#
- 1...Bxe5!
- threat
- 1.Sb7?
- threat
- 2.Rc5#
- 1...Qc1
- 2.Qxf3#
- 1...Rc1
- 2.Qa2#
- 1...c5
- 2.Rxc5#
- 1...Se3!
- threat
- 1.Sb3?
- Keys
- 1.Sd7!
- threat
- 2.Rc5#
- 1...Se3
- 2.Sf6#
- 1...Qc1
- 2.Qxf3#
- 1...Rc1
- 2.Qa2#
- 1...c5
- 2.Rxc5#
- threat
- 1.Sd7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(F);
- Threat
- R1(B)
- Vars
- Q(b);N_GUARD::QAB(A),XP(e)
- P(h);::R1(B),XP(h)
- Refutation
- R(a);
- Try
- S(F);
- Threat
- R1(B)
- Vars
- Q(b);N_GUARD::QAB(A),XP(e)
- R(a);N_GUARD::QAB(A)
- P(h);::R1(B),XP(h)
- Refutation
- S(g);
- Try
- S(F);
- Threat
- R1(B)
- Vars
- R(a);N_GUARD::QAB(A)
- S(g);::S(F)
- P(h);::R1(B),XP(h)
- Refutation
- Q(b);
- Try
- S(F);
- Threat
- R1(B)
- Vars
- P(h);::R1(B),XP(h)
- Q(b);N_GUARD::QAB(A),XP(e)
- R(a);N_GUARD::QAB(A)
- Refutation
- B(c);XP(G)
- Try
- S(F);
- Threat
- R1(B)
- Vars
- Q(b);N_GUARD::QAB(A),XP(e)
- R(a);N_GUARD::QAB(A)
- P(h);::R1(B),XP(h)
- Refutation
- S(g);
- Try
- Actual
- S(F);
- Threat
- R1(B)
- Vars
- S(g);::S(F)
- Q(b);N_GUARD::QAB(A),XP(e)
- R(a);N_GUARD::QAB(A)
- P(h);::R1(B),XP(h)
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).