MESON Chess Problem Database
Problem Display
PID: 225855 (4N3/8/5P1n/5pp1/5k2/1N1Q4/3K4/4B3 w - - 0 1)
Shanshin, Valery Yurevich
Comm., Praca, 2000
#2
6 + 4
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Sg4
- 2.Bg3#
- 1...g4
- 2.Qe3#
- 1...Sg4
- Tries
- 1.Ke2?
- threat
- 2.Qd4#
- 1...Kg4
- 2.Qf3#
- 1...g4
- 2.Qe3#
- 1...Ke5!
- threat
- 1.Sd4?
- 1...Kg4
- 2.Qf3#
- 1...Sg4
- 2.Bg3#
- 2.Qxf5#
- 1...Sf7
- 2.Qxf5#
- 1...Sg8
- 2.Qxf5#
- 1...g4
- 2.Qe3#
- 1...Ke5!
- 1...Kg4
- 1.Sc5?
- threat
- 2.Qg3#
- 1...Ke5
- 2.Qd6#
- 1...g4
- 2.Qe3#
- 1...Kg4!
- threat
- 1.Ke2?
- Keys
- 1.Sg7!
- 1...Kg4
- 2.Qg3#
- 1...Ke5
- 2.Qd4#
- 1...Sg4
- 2.Bg3#
- 2.Qxf5#
- 1...Sf7
- 2.Qxf5#
- 1...Sg8
- 2.Qxf5#
- 1...g4
- 2.Qe3#
- 1...Kg4
- 1.Sg7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 1
- Sets
- S(d);SBLOCK::B(A)
- P(c);SBLOCK::QAB1(D)
- Tries
- Try
- K(B);P-FLIGHT
- Threat
- QAR2(D)
- Vars
- K(a);P-FLIGHT::QAB1(D)
- P(c);SBLOCK::QAB1(D)
- Refutation
- K(a);S_FLIGHT
- Try
- S(C);
- Vars
- K(a);P-FLIGHT::QAB1(D)
- S(d);N_GUARD::QAR1(D),XP(b)
- P(c);SBLOCK::QAB1(D)
- Refutation
- K(a);S_FLIGHT
- Try
- S(C);
- Threat
- QAB1(D)
- Vars
- K(a);S_FLIGHT::QAB1(D)
- P(c);SBLOCK::QAB1(D)
- Refutation
- K(a);P-FLIGHT
- Try
- Actual
- S(F);
- Vars
- K(a);P-FLIGHT::QAR1(D)
- K(a);S_FLIGHT::QAB1(D)
- S(d);N_GUARD::QAR1(D),XP(b)
- P(c);SBLOCK::QAB1(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).