MESON Chess Problem Database
Problem Display
PID: 238173 (8/8/B7/Q5p1/2R2N2/2N3B1/3pp2p/1n3k1K w - - 0 1)
Murashev, Pavel Aleksandrovich
Schach, 2008
#2
7 + 6
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...e1B
- 2.Ra4#
- 2.Rb4#
- 2.Rd4#
- 2.Re4#
- 2.Rc5#
- 2.Rc6#
- 2.Rc7#
- 2.Rc8#
- 1...gxf4
- 2.Rxf4#
- 1...e1B
- Tries
- 1.Sg2?
- threat
- 2.Se3#
- 2.Qf5#
- 1...e1Q
- 2.Rf4#
- 1...e1S
- 2.Se3#
- 2.Rf4#
- 1...e1B
- 2.Se3#
- 2.Ra4#
- 2.Rb4#
- 2.Rd4#
- 2.Re4#
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 2.Rc5#
- 2.Rc6#
- 2.Rc7#
- 2.Rc8#
- 1...e1R
- 2.Rf4#
- 2.Qf5#
- 1...d1S!
- threat
- 1.Sh3?
- threat
- 2.Qf5#
- 1...e1Q
- 2.Rf4#
- 1...e1S
- 2.Rf4#
- 1...e1B
- 2.Ra4#
- 2.Rb4#
- 2.Rd4#
- 2.Re4#
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 2.Rc5#
- 2.Rc6#
- 2.Rc7#
- 2.Rc8#
- 1...d1S!
- threat
- 1.Sfd5?
- threat
- 2.Se3#
- 1...e1Q
- 2.Rf4#
- 1...e1R
- 2.Rf4#
- 1...d1S!
- threat
- 1.Sh5?
- threat
- 2.Qf5#
- 1...e1Q
- 2.Rf4#
- 1...e1S
- 2.Rf4#
- 1...e1B
- 2.Ra4#
- 2.Rb4#
- 2.Rd4#
- 2.Re4#
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 2.Rc5#
- 2.Rc6#
- 2.Rc7#
- 2.Rc8#
- 1...d1S!
- threat
- 1.Se6?
- threat
- 2.Qf5#
- 1...e1Q
- 2.Rf4#
- 1...e1S
- 2.Rf4#
- 1...e1B
- 2.Ra4#
- 2.Rb4#
- 2.Rd4#
- 2.Re4#
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 2.Rc5#
- 2.Rc6#
- 2.Rc7#
- 2.Rc8#
- 1...d1S!
- threat
- 1.Sg6?
- threat
- 2.Qf5#
- 1...e1Q
- 2.Rf4#
- 1...e1S
- 2.Rf4#
- 1...e1B
- 2.Ra4#
- 2.Rb4#
- 2.Rd4#
- 2.Re4#
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 2.Rc5#
- 2.Rc6#
- 2.Rc7#
- 2.Rc8#
- 1...d1S!
- threat
- 1.Rd4?
- threat
- 2.Bxe2#
- 1...d1Q
- 2.Rxd1#
- 1...d1B
- 2.Rxd1#
- 1...Sxc3!
- threat
- 1.Qd5?
- threat
- 2.Qg2#
- 2.Qf3#
- 1...d1S
- 2.Qg2#
- 1...e1Q
- 2.Qg2#
- 1...e1B
- 2.Ra4#
- 2.Rb4#
- 2.Rd4#
- 2.Re4#
- 2.Rc5#
- 2.Rc6#
- 2.Rc7#
- 2.Rc8#
- 2.Qg2#
- 2.Qd3#
- 1...g4
- 2.Qg2#
- 1...e1S!
- threat
- 1.Qf5?
- threat
- 2.Sfxe2#
- 2.Sg2#
- 2.Sd3#
- 2.Sh3#
- 2.Sfd5#
- 2.Sh5#
- 2.Se6#
- 2.Sg6#
- 2.Qh3#
- 1...Sxc3
- 2.Sg2#
- 2.Sd3#
- 2.Sh3#
- 2.Sd5#
- 2.Sh5#
- 2.Se6#
- 2.Sg6#
- 2.Qh3#
- 1...gxf4
- 2.Rxf4#
- 2.Qh3#
- 2.Qxf4#
- 1...d1S
- 2.Qh3#
- 1...e1Q
- 2.Qh3#
- 1...e1B
- 2.Ra4#
- 2.Rb4#
- 2.Rd4#
- 2.Re4#
- 2.Rc5#
- 2.Rc6#
- 2.Rc7#
- 2.Rc8#
- 2.Qd3#
- 2.Qh3#
- 1...e1R
- 2.Sfe2#
- 2.Sg2#
- 2.Sd3#
- 2.Sh3#
- 2.Sfd5#
- 2.Sh5#
- 2.Se6#
- 2.Sg6#
- 2.Qh3#
- 1...g4
- 2.Sfxe2#
- 2.Sg2#
- 2.Sd3#
- 2.Sh3#
- 2.Sfd5#
- 2.Sh5#
- 2.Se6#
- 2.Sg6#
- 1...e1S!
- threat
- 1.Sg2?
- Keys
- 1.Scd5!
- threat
- 2.Se3#
- 1...gxf4
- 2.Rxf4#
- 1...d1S
- 2.Qe1#
- 1...e1Q
- 2.Rc1#
- 1...e1R
- 2.Rc1#
- threat
- 1.Scd5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- P(f);OGATE,XS(E)::R(D),XP(f)
- Tries
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- P(d);::B(G)+R(D),DCHECK
- Refutation
- P(c);
- Try
- S(E);
- Threat
- QAR(F)
- Vars
- P(d);::B(G)+R(D),DCHECK
- Refutation
- P(c);
- Try
- S(E);
- Threat
- S(E)
- Vars
- P(d);::B(G)+R(D),DCHECK
- Refutation
- P(c);
- Try
- S(E);
- Threat
- QAR(F)
- Vars
- P(d);::B(G)+R(D),DCHECK
- Refutation
- P(c);
- Try
- S(E);
- Threat
- QAR(F)
- Vars
- P(d);::B(G)+R(D),DCHECK
- Refutation
- P(c);
- Try
- S(E);
- Threat
- QAR(F)
- Vars
- P(d);::B(G)+R(D),DCHECK
- Refutation
- P(c);
- Try
- R(D);P_PINP(d)
- Threat
- B(G),XP(d)
- Vars
- P(c);OGATE::R(D),XQ(c)
- P(c);OGATE::R(D),XB(c)
- Refutation
- S(a);XS(B)
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- P(c);::QAB1(F)
- P(d);::QAB1(F)
- P(f);::QAB1(F)
- Refutation
- P(d);
- Try
- Q(F);
- Threat
- DUALS(9)
- Vars
- P(c);::QAB(F)
- P(d);::QAB(F)
- Refutation
- P(d);
- Try
- Actual
- S(B);
- Threat
- S(B)
- Vars
- P(f);OGATE,XS(E)::R(D),XP(f)
- P(c);OGATE::QAR1(F)
- P(d);S_CUTP(c),S_CUTP(c),S_CUTP(c),S_CUTP(c),S_CUTP(c),S_CUTP(c),S_CUTP(c),S_CUTP(c)::B(G)+R(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).