MESON Chess Problem Database
Problem Display
PID: 278319 (4r3/6Q1/p1pp2P1/5P2/2BR2pN/r3k1Bb/3N4/1R1K2b1 w - - 0 1)
Klemanic, Emil
Svitek, Miroslav
4th Prize, Pat a Mat, 2017
#2
10 + 9
| 15601 | Albrecht-Leiss-Degener Collection | 2024 |
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Rd3#
- 1...Ra2
- 2.Rb3#
- 2.Rd3#
- 1...Rb3
- 2.Rxb3#
- 1...Rd3
- 2.Rxd3#
- 1...Ra4
- 2.Rb3#
- 2.Rd3#
- 1...Ra5
- 2.Rb3#
- 2.Rd3#
- 1...Re4
- 2.Rxe4#
- 1...Ra8
- 2.Re4#
- 1...Rb8
- 2.Re4#
- 1...Rc8
- 2.Re4#
- 1...Rd8
- 2.Re4#
- 1...Rf8
- 2.Re4#
- 1...Rg8
- 2.Re4#
- 1...Rh8
- 2.Re4#
- 1...Bf2
- 2.Bf4#
- 1...Bf1
- 2.Sxf1#
- 1...Bg2
- 2.Sxg2#
- 1...Ra1
- Tries
- 1.Ke1?
- threat
- 2.Bf4#
- 1...Bf2+
- 2.Bxf2#
- 1...Re4
- 2.Rxe4#
- 1...Bh2
- 2.Bf2#
- 1...Re5!
- threat
- 1.Shf3?
- threat
- 2.Qh6#
- 1...Re4
- 2.Rxe4#
- 1...Rh8
- 2.Re4#
- 2.Qe7#
- 1...gxf3!
- threat
- 1.Be6?
- threat
- 2.Sc4#
- 1...Rd3
- 2.Re4#
- 1...Ra4
- 2.Rb3#
- 1...Bf1
- 2.Sxf1#
- 1...d5
- 2.Qe5#
- 1...Rc3!
- threat
- 1.Rxg4?
- threat
- 2.Qd4#
- 2.Qh6#
- 1...Rd3
- 2.Qh6#
- 1...Re4
- 2.Rxe4#
- 1...Re5
- 2.Qh6#
- 1...Rh8
- 2.Re4#
- 2.Qd4#
- 2.Qe7#
- 1...c5
- 2.Qh6#
- 1...Bxg4+!
- threat
- 1.Rxd6?
- threat
- 2.Qd4#
- 2.Qh6#
- 1...Rd3
- 2.Rxd3#
- 2.Qh6#
- 1...Re5
- 2.Qxe5#
- 2.Qh6#
- 1...Rh8
- 2.Re6#
- 2.Qd4#
- 2.Qe5#
- 2.Qe7#
- 1...c5
- 2.Qh6#
- 1...Re4!
- threat
- 1.Qe5+?
- 1...dxe5
- 2.Re4#
- 1...Rxe5!
- 1...dxe5
- 1.Qa7?
- threat
- 2.Rd3#
- 2.Re4#
- 1...Rd3
- 2.Rxd3#
- 2.Re4#
- 1...Re4
- 2.Rd3#
- 2.Rxe4#
- 1...c5!
- threat
- 1.Ke1?
- Keys
- 1.Sb3!
- threat
- 2.Qh6#
- 1...Rxb3
- 2.Rxb3#
- 1...Re4
- 2.Rd3#
- 1...Rh8
- 2.Qe7#
- threat
- 1.Sb3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 0
- REMOVED MATES = 11
- Sets
- R(b);N_GUARD,P_PINR(A)::R1(F)
- R(b);N_GUARD::R(A),XR(b)
- R(b);N_GUARD,P_PINS(C)::R1(F),XR(b)
- R(i);N_GUARD::R1(F),XR(i)
- R(i);N_GUARD::R1(F)
- B(a);SBLOCK::B(D)
- B(d);N_GUARD::S(C),XB(d)
- B(d);N_GUARD::S(G),XB(d)
- Tries
- Try
- K(B);P-FLIGHT
- Threat
- B(D)
- Vars
- B(a);CHECK,N_GUARD::B(D),XB(a)
- R(i);N_GUARD::R1(F),XR(i)
- B(a);N_GUARD::B(D)
- Refutation
- R(i);
- Try
- S(G);
- Threat
- QAB(J)
- Vars
- R(i);N_GUARD::R1(F),XR(i)
- Refutation
- P(e);XS(G)
- Try
- B(E);
- Threat
- S(C)
- Vars
- R(b);P_PINS(C),SBLOCK::R1(F)
- R(b);N_GUARD::R(A)
- B(d);N_GUARD::S(C),XB(d)
- P(h);N_GUARD::QAR2(J)
- Refutation
- R(b);
- Try
- R(F);XP(e)
- Threat
- DUALS(2)
- Vars
- R(b);P_PINS(C)::QAB(J)
- R(i);N_GUARD::R1(F),XR(i)
- R(i);::QAB(J)
- P(g);::QAB(J)
- Refutation
- B(d);CHECK,XR(F)
- Try
- R(F);XP(h)
- Threat
- DUALS(2)
- Vars
- P(g);::QAB(J)
- Refutation
- R(i);
- Try
- Q(J);CHECK
- Vars
- P(h);XQ(J)::R1(F)
- Refutation
- R(i);XQ(J)
- Try
- Q(J);
- Threat
- DUALS(2)
- Refutation
- P(g);
- Try
- Actual
- S(C);
- Threat
- QAB(J)
- Vars
- R(b);OGATE,XS(C)::R(A),XR(b)
- R(i);SBLOCK::R1(F)
- R(i);N_GUARD::QAR(J)
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).