MESON Chess Problem Database
Problem Display
PID: 239262 (3R4/4p3/3PP1p1/2Np4/1PPk2K1/2pPb1Q1/2n5/qB2R3 w - - 0 1)
Murashev, Pavel Aleksandrovich
Sachove umeni (Ceskoslovensky sach), 2012
#2
11 + 8
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Bc1
- 2.Sb3#
- 2.Qe5#
- 1...Bg1
- 2.Sb3#
- 2.Qf4#
- 2.Qe5#
- 1...Bd2
- 2.Sb3#
- 2.Qe5#
- 1...Bf2
- 2.Sb3#
- 2.Qf4#
- 2.Qe5#
- 1...Bf4
- 2.Sb3#
- 2.Qxf4#
- 1...Bg5
- 2.Sb3#
- 2.Qe5#
- 1...Bh6
- 2.Sb3#
- 2.Qe5#
- 1...Sxe1
- 2.Sb3#
- 1...Sa3
- 2.Sb3#
- 2.Qxe3#
- 1...Sxb4
- 2.Sb3#
- 2.Qxe3#
- 1...dxc4
- 2.dxe7#
- 1...Bc1
- Tries
- 1.Bxc2?
- threat
- 2.Sb3#
- 2.Qxe3#
- 1...Qxe1
- 2.Sb3#
- 1...dxc4
- 2.dxe7#
- 1...Qb2
- 2.Qxe3#
- 1...Qb1
- 2.Qxe3#
- 1...Qc1
- 2.Sb3#
- 1...Qa2
- 2.Qxe3#
- 1...Qa3
- 2.Qxe3#
- 1...Qa4
- 2.Qxe3#
- 1...Bc1
- 2.Sb3#
- 2.Qe5#
- 1...Bg1
- 2.Sb3#
- 2.Qf4#
- 2.Qe5#
- 2.Qxg1#
- 1...Bd2
- 2.Sb3#
- 2.Qe5#
- 1...Bf2
- 2.Sb3#
- 2.Qxf2#
- 2.Qf4#
- 2.Qe5#
- 1...Bf4
- 2.Sb3#
- 2.Qxf4#
- 1...Bg5
- 2.Sb3#
- 2.Qe5#
- 1...Bh6
- 2.Sb3#
- 2.Qe5#
- 1...Qd1+!
- threat
- 1.Rxe3?
- threat
- 2.Sb3#
- 2.Qf4#
- 2.Qe5#
- 1...Qxb1
- 2.Qf4#
- 2.Qe5#
- 1...Sxb4
- 2.Sb3#
- 1...dxc4
- 2.Qe5#
- 2.dxe7#
- 1...exd6
- 2.Sb3#
- 2.Qf4#
- 1...Qb2
- 2.Qf4#
- 2.Qe5#
- 1...Qa2
- 2.Qf4#
- 2.Qe5#
- 1...Qa3
- 2.Qf4#
- 2.Qe5#
- 1...Qa4
- 2.Qf4#
- 2.Qe5#
- 1...g5
- 2.Sb3#
- 2.Qe5#
- 1...Sxe3+!
- threat
- 1.Qf3?
- threat
- 2.Qxd5#
- 1...Ke5
- 2.Qf4#
- 1...Sxb4
- 2.Qxe3#
- 1...dxc4
- 2.Qe4#
- 1...Qa8!
- threat
- 1.Qh3?
- threat
- 2.Qh8#
- 1...Ke5
- 2.Qh8#
- 1...Sxb4
- 2.Qxe3#
- 1...Bf4
- 2.Sb3#
- 1...Bg5
- 2.Sb3#
- 1...Bh6
- 2.Sb3#
- 1...dxc4!
- threat
- 1.dxe7?
- threat
- 2.Rxd5#
- 1...Sxb4
- 2.Sb3#
- 2.Qxe3#
- 1...Qa8!
- threat
- 1.Bxc2?
- Keys
- 1.Qh2!
- threat
- 2.Qh8#
- 1...Sxb4
- 2.Sb3#
- 1...dxc4
- 2.dxe7#
- 1...Bf4
- 2.Qxf4#
- 1...Bg5
- 2.Qe5#
- 1...Bh6
- 2.Qe5#
- threat
- 1.Qh2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 1
- Sets
- S(b);XR(B)::S(H)
- P(f);XP(F)::R(K)+P(I),XP(h)
- Tries
- Try
- B(A);XS(b)
- Threat
- DUALS(2)
- Vars
- Q(a);XR(B)::S(H)
- P(f);XP(F)::R(K)+P(I),XP(h)
- Q(a);::QAB1(D),XB(d)
- Q(a);::S(H)
- Refutation
- Q(a);CHECK
- Try
- R(B);XB(d)
- Threat
- DUALS(3)
- Vars
- S(b);XP(E)::S(H)
- Refutation
- S(b);CHECK,XR(B)
- Try
- Q(D);
- Threat
- QAR1(D),XP(f)
- Vars
- K(e);P_SPINB(d),S_FLIGHT::QAB1(D)
- S(b);N_GUARD,XP(E)::QAB1(D),XB(d)
- P(f);N_GUARD,XP(F)::QAR1(D)
- Refutation
- Q(a);
- Try
- Q(D);
- Threat
- QAB(D)
- Vars
- K(e);P_SPINB(d),S_FLIGHT::QAB(D)
- S(b);N_GUARD,XP(E)::QAB1(D),XB(d)
- B(d);::S(H)
- Refutation
- P(f);XP(F)
- Try
- P(I);P_PINP(f),XP(h)
- Threat
- R1(K),XP(f)
- Refutation
- Q(a);
- Try
- Actual
- Q(D);
- Threat
- QAB(D)
- Vars
- S(b);XP(E)::S(H)
- P(f);XP(F)::R(K)+P(I),XP(h)
- B(d);N_GUARD::QAR2(D),XB(d)
- B(d);::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).