MESON Chess Problem Database
Problem Display
PID: 273665 (8/N1R5/3pk3/8/5Q1K/8/3P4/8 w - - 0 1)
Murashev, Pavel Aleksandrovich
Shakhmatnaya kompozitsiya, 2023
#2
5 + 2
SOLUTION
- SOUND
- Tries
- 1.Kg5?
- threat
- 2.Qe4#
- 2.Qf5#
- 1...d5
- 2.Qf6#
- 1...Kd5!
- threat
- 1.Sc6?
- threat
- 2.Qf7#
- 1...d5
- 2.Sd4#
- 2.Sd8#
- 2.Re7#
- 2.Qe5#
- 1...Kd5!
- threat
- 1.Sc8?
- 1...d5
- 2.Re7#
- 1...Kd5!
- 1...d5
- 1.Rf7?
- threat
- 2.Qf5#
- 1...d5
- 2.Qf6#
- 1...Kd5!
- threat
- 1.d3?
- 1...Kd5
- 2.Qe4#
- 1...d5!
- 1...Kd5
- 1.d4?
- threat
- 2.Qf7#
- 1...d5
- 2.Qe5#
- 1...Kd5!
- threat
- 1.Kg5?
- Keys
- 1.Sb5!
- 1...Kd5
- 2.Qf5#
- 1...d5
- 2.Sd4#
- 1...Kd5
- 1.Sb5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- Tries
- Try
- K(C);S_FLIGHT
- Threat
- DUALS(2)
- Vars
- P(a);SBLOCK::QAR1(B)
- Refutation
- K(b);S_FLIGHT
- Try
- S(D);
- Threat
- QAB1(B)
- Refutation
- K(b);S_FLIGHT
- Try
- S(D);
- Vars
- P(a);SBLOCK::R1(E)
- Refutation
- K(b);S_FLIGHT
- Try
- R(E);
- Threat
- QAB1(B)
- Vars
- P(a);SBLOCK::QAR1(B)
- Refutation
- K(b);S_FLIGHT
- Try
- P(A);
- Vars
- K(b);N_GUARD,S_FLIGHT::QAB1(B)
- Refutation
- P(a);
- Try
- P(A);
- Threat
- QAB1(B)
- Vars
- P(a);N_GUARD::QAR1(B)
- Refutation
- K(b);S_FLIGHT
- Try
- Actual
- S(D);
- Vars
- K(b);N_GUARD,S_FLIGHT::QAR2(B)
- P(a);SBLOCK::S(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).