MESON Chess Problem Database
Problem Display
PID: 151586 (r7/1P5p/1Q1p3K/1R6/2P5/k7/2Pn3p/7q w - - 0 1)
Smutny, Jan
3rd Prize, Conversazioni della Domenica, 1890
#2
6 + 7
| 119 | Tidskrift for Schack | 1909 |
SOLUTION
- SOUND
- Sets
- 1...Qa1
- 2.bxa8Q#
- 2.bxa8R#
- 1...Qb1
- 2.bxa8Q#
- 2.bxa8R#
- 1...Qc1
- 2.bxa8Q#
- 2.bxa8R#
- 1...Qd1
- 2.bxa8Q#
- 2.bxa8R#
- 1...Qe1
- 2.bxa8Q#
- 2.bxa8R#
- 1...Qf1
- 2.bxa8Q#
- 2.bxa8R#
- 1...Qg1
- 2.bxa8Q#
- 2.bxa8R#
- 1...Ra5
- 2.Rxa5#
- 2.Qxa5#
- 1...Ra6
- 2.Qxa6#
- 1...Ra7
- 2.Qxa7#
- 1...Rb8
- 2.Ra5#
- 2.Qa5#
- 2.Qa7#
- 2.Qa6#
- 1...Rc8
- 2.Ra5#
- 2.Qa5#
- 2.Qa7#
- 2.Qa6#
- 1...Rd8
- 2.Ra5#
- 2.Qa5#
- 2.Qa7#
- 2.Qa6#
- 1...Re8
- 2.Ra5#
- 2.Qa5#
- 2.Qa7#
- 2.Qa6#
- 1...Rf8
- 2.Ra5#
- 2.Qa5#
- 2.Qa7#
- 2.Qa6#
- 1...Rg8
- 2.Ra5#
- 2.Qa5#
- 2.Qa7#
- 2.Qa6#
- 1...Rh8
- 2.Ra5#
- 2.Qa5#
- 2.Qa7#
- 2.Qa6#
- 1...Sf3
- 2.bxa8Q#
- 2.bxa8R#
- 1...Se4
- 2.bxa8Q#
- 2.bxa8R#
- 1...d5
- 2.bxa8Q#
- 2.bxa8R#
- 1...Qa1
- Tries
- 1.Rb3+?
- 1...Ka4
- 2.Qb4#
- 2.Qb5#
- 1...Sxb3
- 2.Qxb3#
- 1...Ka2!
- 1...Ka4
- 1.Qxd6+?
- 1...Ka4
- 2.Qb4#
- 1...Ka2!
- 1...Ka4
- 1.Rb3+?
- Keys
- 1.Rb1!
- 1...Ka2
- 2.Qb2#
- 1...Ka4
- 2.Qb4#
- 1...Qxb7
- 2.Ra1#
- 1...Qxb1
- 2.bxa8Q#
- 2.bxa8R#
- 1...Sxb1
- 2.Qb3#
- 1...Sxc4
- 2.Qb3#
- 1...Qg2
- 2.Ra1#
- 1...Qf3
- 2.Ra1#
- 1...Qe4
- 2.Ra1#
- 1...Qd5
- 2.Ra1#
- 1...Qc6
- 2.Ra1#
- 1...Qc1
- 2.bxa8Q#
- 2.bxa8R#
- 1...Qd1
- 2.bxa8Q#
- 2.bxa8R#
- 1...Qe1
- 2.bxa8Q#
- 2.bxa8R#
- 1...Qf1
- 2.bxa8Q#
- 2.bxa8R#
- 1...Qg1
- 2.bxa8Q#
- 2.bxa8R#
- 1...Ra4
- 2.Qb2#
- 1...Ra5
- 2.Qxa5#
- 1...Ra6
- 2.Qxa6#
- 1...Ra7
- 2.Qxa7#
- 1...Rb8
- 2.Qa5#
- 2.Qa7#
- 2.Qa6#
- 1...Rc8
- 2.Qa5#
- 2.Qa7#
- 2.Qa6#
- 1...Rd8
- 2.Qa5#
- 2.Qa7#
- 2.Qa6#
- 1...Re8
- 2.Qa5#
- 2.Qa7#
- 2.Qa6#
- 1...Rf8
- 2.Qa5#
- 2.Qa7#
- 2.Qa6#
- 1...Rg8
- 2.Qa5#
- 2.Qa7#
- 2.Qa6#
- 1...Rh8
- 2.Qa5#
- 2.Qa7#
- 2.Qa6#
- 1...Sf1
- 2.Ra1#
- 2.Qb3#
- 1...Sb3
- 2.Qxb3#
- 1...Sf3
- 2.Qb3#
- 2.bxa8Q#
- 2.bxa8R#
- 1...Se4
- 2.Qb3#
- 2.bxa8Q#
- 2.bxa8R#
- 1...d5
- 2.bxa8Q#
- 2.bxa8R#
- 1...Ka2
- 1.Rb1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 13
- REMOVED MATES = 0
- Sets
- Q(a);N_GUARD::PXR(g)=Q
- R(g);N_GUARD::QAR(D),XR(g)
- S(b);S_CUTQ(a)::PXR(g)=Q
- P(e);S_CUTQ(a)::PXR(g)=Q
- Tries
- Try
- R(C);CHECK
- Vars
- S(b);OGATE,XR(C)::QAR1(D),XS(b)
- Refutation
- K(d);P-FLIGHT
- Try
- Q(D);CHECK,XP(e)
- Vars
- K(d);P-FLIGHT::QAR1(D)
- Refutation
- K(d);P-FLIGHT
- Try
- Actual
- R(C);
- Vars
- K(d);P-FLIGHT::QAR1(D)
- Q(a);N_GUARD,XP(F)::R(C)
- Q(a);N_GUARD,XR(C)::PXR(g)=Q
- S(b);N_GUARD,XR(C)::QAR1(D)
- S(b);N_GUARD,XP(B)::QAR1(D)
- Q(a);N_GUARD::R(C)
- Q(a);N_GUARD::PXR(g)=Q
- R(g);SBLOCK::QAB1(D)
- R(g);N_GUARD::QAR2(D),XR(g)
- R(g);N_GUARD::QAR(D),XR(g)
- S(b);N_GUARD::QAR1(D),XS(b)
- P(e);S_CUTQ(a)::PXR(g)=Q
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).