MESON Chess Problem Database
Problem Display
PID: 259145 (8/BBr1p3/p1rPQ2K/1PPN1P1p/1ppk2p1/NR1p1p2/1P4PR/8 w - - 0 1)
Svitek, Miroslav
Sachmatija, 2022
#2
14 + 11
SOLUTION
- SOUND
- Sets
- 1...Rxc5
- 2.Qe3#
- 1...Rb6
- 2.Qe3#
- 1...Rxd6
- 2.c6#
- 1...d2
- 2.Sc2#
- 1...c3
- 2.Rxb4#
- 1...g3
- 2.Rh4#
- 1...axb5
- 2.Sxb5#
- 1...Rxc5
- Tries
- 1.Sc3?
- threat
- 2.Qe4#
- 1...Rxd6
- 2.c6#
- 1...bxc3
- 2.bxc3#
- 1...Rb6!
- threat
- 1.Rc3?
- threat
- 2.Rxc4#
- 1...bxc3
- 2.bxc3#
- 1...axb5
- 2.Sxb5#
- 1...d2
- 2.Sc2#
- 1...bxa3!
- threat
- 1.Rxd3+?
- 1...Kxd3
- 2.Qe3#
- 1...cxd3!
- 1...Kxd3
- 1.Rxb4?
- threat
- 2.Rxc4#
- 1...axb5
- 2.Sxb5#
- 1...d2!
- threat
- 1.Sc3?
- Keys
- 1.gxf3!
- threat
- 2.Qe4#
- 1...Rxd6
- 2.c6#
- 1...gxf3
- 2.Rh4#
- 1...Rb6
- 2.Qe3#
- threat
- 1.gxf3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 5
- Sets
- R(i);P_SPINR(i),XP(G)::QAB1(K)
- R(i);::QAB1(K)
- R(i);OGATE,P_PINQ(K),XP(J)::B(M)+P(G)
- P(a);N_GUARD::S(D)
- P(d);OGATEB::R(E),XP(c)
- P(f);OGATEB::R(C)
- P(h);XP(F)::S(D),XP(h)
- Tries
- Try
- S(H);
- Threat
- QAR1(K)
- Vars
- R(i);OGATE,P_PINQ(K),XP(J)::B(M)+P(G)
- P(c);OGATE,XS(H)::P(A),XP(c)
- Refutation
- R(i);
- Try
- R(E);
- Threat
- R1(E),XP(d)
- Vars
- P(c);OGATE,XR(E)::P(A),XP(c)
- P(h);XP(F)::S(D),XP(h)
- P(a);N_GUARD::S(D)
- Refutation
- P(c);XS(D)
- Try
- R(E);CHECK,XP(a)
- Vars
- K(e);P-FLIGHT,XR(E)::QAR1(K)
- Refutation
- P(d);XR(E)
- Try
- R(E);P_PINP(d),XP(c)
- Threat
- R1(E),XP(d)
- Vars
- P(h);XP(F)::S(D),XP(h)
- Refutation
- P(a);
- Try
- Actual
- P(B);XP(b)
- Threat
- QAR1(K)
- Vars
- R(i);OGATE,P_PINQ(K),XP(J)::B(M)+P(G)
- P(f);OGATEB,XP(B)::R(C)
- R(i);::QAB1(K)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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