MESON Chess Problem Database
Problem Display
PID: 136919 (5r2/1R5n/3p1kp1/3Q4/1Kn1P2P/8/8/8 w - - 0 1)
Illes, Ferenc
Magyar Sakkelet, 1952
#2
5 + 6
| 6490 | yacpdb | 2010 |
SOLUTION
- SOUND
- Sets
- 1...Rf7
- 2.Rxf7#
- 1...Ra8
- 2.Rf7#
- 1...Rc8
- 2.Rf7#
- 1...Rd8
- 2.Rf7#
- 1...Re8
- 2.Rf7#
- 1...Rg8
- 2.Rf7#
- 1...Rh8
- 2.Rf7#
- 1...Sb2
- 2.Qxd6#
- 1...Sd2
- 2.Qxd6#
- 1...Sa3
- 2.Qxd6#
- 1...Se3
- 2.Qxd6#
- 1...Sa5
- 2.Qxd6#
- 1...Se5
- 2.Qxd6#
- 1...Sb6
- 2.Qxd6#
- 1...Sg5
- 2.hxg5#
- 1...g5
- 2.Qf5#
- 1...Rf7
- Tries
- 1.Kxc4?
- threat
- 2.Qxd6#
- 1...Rf7
- 2.Rxf7#
- 1...Rd8
- 2.Rf7#
- 1...Re8
- 2.Rf7#
- 1...Sg5
- 2.hxg5#
- 1...Rc8+!
- threat
- 1.Ra7?
- 1...Rf7
- 2.Rxf7#
- 1...g5
- 2.Qf5#
- 1...Ra8
- 2.Rf7#
- 1...Rc8
- 2.Rf7#
- 1...Rd8
- 2.Rf7#
- 1...Re8
- 2.Rf7#
- 1...Rg8
- 2.Rf7#
- 1...Rh8
- 2.Rf7#
- 1...Sb2
- 2.Qxd6#
- 1...Sd2
- 2.Qxd6#
- 1...Sa3
- 2.Qxd6#
- 1...Se3
- 2.Qxd6#
- 1...Sa5
- 2.Qxd6#
- 1...Se5
- 2.Qxd6#
- 1...Sb6
- 2.Qxd6#
- 1...Sg5
- 2.hxg5#
- 1...Rb8+!
- 1...Rf7
- 1.Rc7?
- 1...Rf7
- 2.Rxf7#
- 1...g5
- 2.Qf5#
- 1...Ra8
- 2.Rf7#
- 1...Rc8
- 2.Rf7#
- 1...Rd8
- 2.Rf7#
- 1...Re8
- 2.Rf7#
- 1...Rg8
- 2.Rf7#
- 1...Rh8
- 2.Rf7#
- 1...Sb2
- 2.Qxd6#
- 1...Sd2
- 2.Qxd6#
- 1...Sa3
- 2.Qxd6#
- 1...Se3
- 2.Qxd6#
- 1...Sa5
- 2.Qxd6#
- 1...Se5
- 2.Qxd6#
- 1...Sb6
- 2.Qxd6#
- 1...Sg5
- 2.hxg5#
- 1...Rb8+!
- 1...Rf7
- 1.Rd7?
- 1...Rf7
- 2.Rxf7#
- 1...g5
- 2.Qf5#
- 1...Ra8
- 2.Rf7#
- 1...Rc8
- 2.Rf7#
- 1...Rd8
- 2.Rf7#
- 1...Re8
- 2.Rf7#
- 1...Rg8
- 2.Rf7#
- 1...Rh8
- 2.Rf7#
- 1...Sb2
- 2.Qxd6#
- 1...Sd2
- 2.Qxd6#
- 1...Sa3
- 2.Qxd6#
- 1...Se3
- 2.Qxd6#
- 1...Sa5
- 2.Qxd6#
- 1...Se5
- 2.Qxd6#
- 1...Sb6
- 2.Qxd6#
- 1...Sg5
- 2.hxg5#
- 1...Rb8+!
- 1...Rf7
- 1.Rxh7?
- 1...Rf7
- 2.Rxf7#
- 1...g5
- 2.Qf5#
- 1...Ra8
- 2.Rf7#
- 1...Rc8
- 2.Rf7#
- 1...Rd8
- 2.Rf7#
- 1...Re8
- 2.Rf7#
- 1...Rg8
- 2.Rf7#
- 1...Rh8
- 2.Rf7#
- 1...Sb2
- 2.Qxd6#
- 1...Sd2
- 2.Qxd6#
- 1...Sa3
- 2.Qxd6#
- 1...Se3
- 2.Qxd6#
- 1...Sa5
- 2.Qxd6#
- 1...Se5
- 2.Qxd6#
- 1...Sb6
- 2.Qxd6#
- 1...Rb8+!
- 1...Rf7
- 1.Qd4+?
- 1...Se5
- 2.Qxd6#
- 1...Ke6!
- 1...Se5
- 1.Qg5+?
- 1...Ke6
- 2.Re7#
- 2.Qe7#
- 1...Sxg5!
- 1...Ke6
- 1.Kxc4?
- Keys
- 1.Kc3!
- 1...Rf7
- 2.Rxf7#
- 1...g5
- 2.Qf5#
- 1...Ra8
- 2.Rf7#
- 1...Rb8
- 2.Rf7#
- 1...Rc8
- 2.Rf7#
- 1...Rd8
- 2.Rf7#
- 1...Re8
- 2.Rf7#
- 1...Rg8
- 2.Rf7#
- 1...Rh8
- 2.Rf7#
- 1...Sb2
- 2.Qxd6#
- 1...Sd2
- 2.Qxd6#
- 1...Sa3
- 2.Qxd6#
- 1...Se3
- 2.Qxd6#
- 1...Sa5
- 2.Qxd6#
- 1...Se5
- 2.Qxd6#
- 1...Sb6
- 2.Qxd6#
- 1...Sg5
- 2.hxg5#
- 1...Rf7
- 1.Kc3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- R(f);N_GUARD::R1(E),XR(f)
- R(f);N_GUARD::R1(E)
- S(a);N_GUARD::QAR2(D),XP(b)
- S(e);OGATE::P(C),XS(e)
- P(d);N_GUARD::QAR1(D)
- Tries
- Try
- K(A);P-FLIGHT,XS(a)
- Threat
- QAR2(D),XP(b)
- Vars
- R(f);N_GUARD::R1(E),XR(f)
- R(f);N_GUARD::R1(E)
- S(e);OGATE::P(C),XS(e)
- Refutation
- R(f);CHECK
- Try
- R(E);
- Vars
- R(f);N_GUARD::R1(E),XR(f)
- P(d);N_GUARD::QAR1(D)
- R(f);N_GUARD::R1(E)
- S(a);N_GUARD::QAR2(D),XP(b)
- S(e);OGATE::P(C),XS(e)
- Refutation
- R(f);CHECK
- Try
- R(E);
- Vars
- R(f);N_GUARD::R1(E),XR(f)
- P(d);N_GUARD::QAR1(D)
- R(f);N_GUARD::R1(E)
- S(a);N_GUARD::QAR2(D),XP(b)
- S(e);OGATE::P(C),XS(e)
- Refutation
- R(f);CHECK
- Try
- R(E);
- Vars
- R(f);N_GUARD::R1(E),XR(f)
- P(d);N_GUARD::QAR1(D)
- R(f);N_GUARD::R1(E)
- S(a);N_GUARD::QAR2(D),XP(b)
- S(e);OGATE::P(C),XS(e)
- Refutation
- R(f);CHECK
- Try
- R(E);XS(e)
- Vars
- R(f);N_GUARD::R1(E),XR(f)
- P(d);N_GUARD::QAR1(D)
- R(f);N_GUARD::R1(E)
- S(a);N_GUARD::QAR2(D),XP(b)
- Refutation
- R(f);CHECK
- Try
- Q(D);CHECK
- Vars
- S(a);N_GUARD,P_SPINS(a)::QAR2(D),XP(b)
- Refutation
- K(c);P-FLIGHT
- Try
- Q(D);CHECK
- Refutation
- S(e);XQ(D)
- Try
- Actual
- K(A);S_FLIGHT
- Vars
- R(f);N_GUARD::R1(E),XR(f)
- P(d);N_GUARD::QAR1(D)
- R(f);N_GUARD::R1(E)
- S(a);N_GUARD::QAR2(D),XP(b)
- S(e);OGATE::P(C),XS(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).