MESON Chess Problem Database
Problem Display
PID: 160860 (B1K5/Q1pppR1P/1r3r2/5PNp/1N1k4/1PR3B1/1P6/n5n1 w - - 0 1)
Agapov, Igor Alexeyevich
HM., Liylu-75 JT (SuperProblem), 2016
#2
12 + 9
| 15148 | Sadier Collection | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Sc2
- 2.Sxc2#
- 1...Sxb3
- 2.Sc2#
- 1...Se2
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sh3
- 2.Sf3#
- 1...c5
- 2.Rd3#
- 1...e5
- 2.Bf2#
- 1...e6
- 2.Rxd7#
- 1...Sc2
- Tries
- 1.Qxa1?
- threat
- 2.Sc2#
- 2.Qd1#
- 2.Qxg1#
- 1...Rxb4
- 2.Qd1#
- 2.Qxg1#
- 1...Rxf5
- 2.Sc2#
- 2.Qd1#
- 1...Rfc6
- 2.Qd1#
- 2.Qxg1#
- 1...Rbc6
- 2.Qd1#
- 2.Qxg1#
- 1...Rbe6
- 2.Sc2#
- 2.Qd1#
- 1...Rb7
- 2.Qd1#
- 2.Qxg1#
- 1...Rfe6
- 2.Sc2#
- 2.Qd1#
- 1...Se2
- 2.Sc2#
- 2.Sf3#
- 2.Qd1#
- 1...Sf3
- 2.Sc2#
- 2.Sxf3#
- 1...Sh3
- 2.Sc2#
- 2.Sf3#
- 2.Qd1#
- 1...c6
- 2.Qd1#
- 2.Qxg1#
- 1...Rb8+!
- threat
- 1.Qxc7?
- threat
- 2.Bf2#
- 2.Be5#
- 2.Rd3#
- 2.Qf4#
- 2.Qe5#
- 2.Qc4#
- 2.Qc5#
- 1...Rxb4
- 2.Bf2#
- 2.Be5#
- 2.Qf4#
- 2.Qe5#
- 2.Qc5#
- 1...Rxf5
- 2.Rd3#
- 2.Qc4#
- 1...Sxb3
- 2.Sc2#
- 2.Bf2#
- 2.Be5#
- 2.Rd3#
- 2.Qf4#
- 2.Qe5#
- 2.Qc4#
- 1...Rfc6
- 2.Bf2#
- 2.Be5#
- 1...Rb5
- 2.Bf2#
- 2.Rd3#
- 2.Qf4#
- 2.Qc4#
- 1...Rbc6
- 2.Bf2#
- 2.Be5#
- 1...Rbd6
- 2.Rd3#
- 2.Qc4#
- 2.Qc5#
- 1...Rbe6
- 2.Rd3#
- 2.Qc4#
- 2.Qc5#
- 1...Rfd6
- 2.Rd3#
- 2.Qc4#
- 2.Qc5#
- 1...Rfe6
- 2.Rd3#
- 2.Qc4#
- 2.Qc5#
- 1...Sc2
- 2.Sxc2#
- 2.Be5#
- 2.Rd3#
- 2.Qf4#
- 2.Qe5#
- 2.Qc4#
- 2.Qc5#
- 1...Se2
- 2.Sf3#
- 2.Bf2#
- 2.Be5#
- 2.Rd3#
- 2.Qe5#
- 2.Qc4#
- 2.Qc5#
- 1...Sf3
- 2.Sxf3#
- 2.Bf2#
- 2.Rd3#
- 2.Qf4#
- 2.Qc4#
- 2.Qc5#
- 1...Sh3
- 2.Sf3#
- 2.Be5#
- 2.Rd3#
- 2.Qe5#
- 2.Qc4#
- 2.Qc5#
- 1...d5
- 2.Bf2#
- 2.Be5#
- 2.Rd3#
- 2.Qf4#
- 2.Qe5#
- 2.Qc5#
- 1...d6
- 2.Rd3#
- 2.Qxb6#
- 2.Qc4#
- 1...e5
- 2.Bf2#
- 2.Bxe5#
- 2.Rd3#
- 2.Qxe5#
- 2.Qc4#
- 2.Qc5#
- 1...Rb8+!
- threat
- 1.h8B?
- 1...Sxb3
- 2.Sc2#
- 1...Sc2
- 2.Sxc2#
- 1...Se2
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sh3
- 2.Sf3#
- 1...c5
- 2.Rd3#
- 1...c6
- 2.Qxd7#
- 1...d5
- 2.Sc6#
- 1...d6
- 2.Se6#
- 1...e5
- 2.Bf2#
- 1...e6
- 2.Rxd7#
- 1...h4!
- 1...Sxb3
- 1.Qxa1?
- Keys
- 1.h8Q!
- 1...Sxb3
- 2.Sc2#
- 1...Sc2
- 2.Sxc2#
- 1...Se2
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sh3
- 2.Sf3#
- 1...h4
- 2.Qxh4#
- 1...c5
- 2.Rd3#
- 1...c6
- 2.Qxd7#
- 1...d5
- 2.Sc6#
- 1...d6
- 2.Se6#
- 1...e5
- 2.Bf2#
- 1...e6
- 2.Rxd7#
- 1...Sxb3
- 1.h8Q!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD::S(E),XS(a)
- S(a);N_GUARD,XP(B)::S(E)
- S(b);N_GUARD::S(G)
- S(b);N_GUARD::S(G),XS(b)
- P(g);N_SPINR(e),SBLOCK::R1(C)
- P(i);SBLOCK::B(D)
- P(i);OGATE::R(I),XP(h)
- Tries
- Try
- Q(H);N_PINR(e),XS(a)
- Threat
- DUALS(3)
- Refutation
- R(e);CHECK
- Try
- Q(H);N_PINR(e),XP(g)
- Threat
- DUALS(7)
- Refutation
- R(e);CHECK
- Try
- P(J);
- Vars
- S(a);N_GUARD,XP(B)::S(E)
- S(a);N_GUARD::S(E),XS(a)
- S(b);N_GUARD::S(G)
- S(b);N_GUARD::S(G),XS(b)
- P(g);N_SPINR(e),P_SPINR(f),SBLOCK::R1(C)
- P(g);OGATE::QAR(H),XP(h)
- P(h);N_GUARD,SBLOCK::S(E)
- P(h);N_GUARD::S(G)
- P(i);SBLOCK::B(D)
- P(i);OGATE::R(I),XP(h)
- Refutation
- P(d);
- Try
- Actual
- P(J);
- Vars
- S(a);N_GUARD,XP(B)::S(E)
- S(a);N_GUARD::S(E),XS(a)
- S(b);N_GUARD::S(G)
- S(b);N_GUARD::S(G),XS(b)
- P(d);OGATE::QAR(J),XP(d)
- P(g);N_SPINR(e),P_SPINR(f),SBLOCK::R1(C)
- P(g);OGATE::QAR(H),XP(h)
- P(h);N_GUARD,SBLOCK::S(E)
- P(h);N_GUARD::S(G)
- P(i);SBLOCK::B(D)
- P(i);OGATE::R(I),XP(h)
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).