MESON Chess Problem Database
Problem Display
PID: 94996 (8/3n4/7p/7Q/3Pk1p1/3R4/3K4/8 w - - 0 1)
Juk, Aleksandr I
Cherkasskaya Pravda, 1983
#2
4 + 4
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Sc5
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Sb6
- 2.Qe5#
- 1...Sf6
- 2.Qe5#
- 1...Sb8
- 2.Qe5#
- 1...Sf8
- 2.Qe5#
- 1...g3
- 2.Qf3#
- 1...Sc5
- Tries
- 1.Kc2?
- 1...Se5
- 2.Qxe5#
- 1...Sc5
- 2.Qe5#
- 1...Sb6
- 2.Qe5#
- 1...Sf6
- 2.Qe5#
- 1...Sb8
- 2.Qe5#
- 1...Sf8
- 2.Qe5#
- 1...g3
- 2.Qf3#
- 1...Kf4!
- 1...Se5
- 1.Ke2?
- 1...Se5
- 2.Qxe5#
- 1...Sc5
- 2.Qe5#
- 1...Sb6
- 2.Qe5#
- 1...Sf6
- 2.Qe5#
- 1...Sb8
- 2.Qe5#
- 1...Sf8
- 2.Qe5#
- 1...g3
- 2.Qf3#
- 1...Kf4!
- 1...Se5
- 1.Kc3?
- 1...Se5
- 2.Qxe5#
- 1...Sc5
- 2.Qe5#
- 1...Sb6
- 2.Qe5#
- 1...Sf6
- 2.Qe5#
- 1...Sb8
- 2.Qe5#
- 1...Sf8
- 2.Qe5#
- 1...g3
- 2.Qf3#
- 1...Kf4!
- 1...Se5
- 1.Kc2?
- Keys
- 1.Rg3!
- 1...Kxd4
- 2.Rxg4#
- 1...Kf4
- 2.Qxg4#
- 1...Se5
- 2.Qxe5#
- 1...Sc5
- 2.Qe5#
- 1...Sb6
- 2.Qe5#
- 1...Sf6
- 2.Qe5#
- 1...Sb8
- 2.Qe5#
- 1...Sf8
- 2.Qe5#
- 1...Kxd4
- 1.Rg3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- S(d);N_GUARD::QAR1(D)
- S(d);N_GUARD::QAR1(D),XS(d)
- P(b);OGATE::QAB1(D)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- S(d);N_GUARD::QAR1(D),XS(d)
- S(d);N_GUARD::QAR1(D)
- P(b);OGATE::QAB1(D)
- Refutation
- K(a);P-FLIGHT
- Try
- K(A);P-FLIGHT
- Vars
- S(d);N_GUARD::QAR1(D),XS(d)
- S(d);N_GUARD::QAR1(D)
- P(b);OGATE::QAB1(D)
- Refutation
- K(a);P-FLIGHT
- Try
- K(A);S_FLIGHT
- Vars
- S(d);N_GUARD::QAR1(D),XS(d)
- S(d);N_GUARD::QAR1(D)
- P(b);OGATE::QAB1(D)
- Refutation
- K(a);P-FLIGHT
- Try
- Actual
- R(B);
- Vars
- K(a);P-FLIGHT,XP(C)::R(B),XP(b)
- K(a);P-FLIGHT::QAR1(D),XP(b)
- S(d);N_GUARD::QAR1(D),XS(d)
- S(d);N_GUARD::QAR1(D)
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).