MESON Chess Problem Database
Problem Display
PID: 99068 (n4k1K/1p1R4/4R2p/2N1p1r1/1N1p3r/B7/6Q1/8 w - - 0 1)
Buglos, Janos
Magyar Sakkelet, 1992
#2
7 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rf5
- 2.Qg7#
- 2.Qg8#
- 1...Rh5
- 2.Qg7#
- 2.Qg8#
- 1...Rg7
- 2.Qxg7#
- 1...Rg8+
- 2.Qxg8#
- 1...b5
- 2.Qxa8#
- 1...b6
- 2.Qxa8#
- 1...Rf5
- Tries
- 1.Sa2?
- threat
- 2.Sb3#
- 2.Sd3#
- 2.Sa4#
- 2.Se4#
- 2.Sa6#
- 2.Sxb7#
- 1...Rg8+
- 2.Qxg8#
- 1...Rh3
- 2.Sb3#
- 2.Sd3#
- 1...Re4
- 2.Sb3#
- 2.Sd3#
- 2.Sa4#
- 2.Sxe4#
- 2.Sa6#
- 2.Sxb7#
- 1...Rg3
- 2.Sb3#
- 2.Sd3#
- 1...Rg7
- 2.Qxg7#
- 1...d3
- 2.Se4#
- 1...b5
- 2.Qxa8#
- 1...b6
- 2.Sb3#
- 2.Sd3#
- 2.Sa4#
- 2.Se4#
- 2.Sa6#
- 2.Sb7#
- 2.Qxa8#
- 1...e4!
- threat
- 1.Sc2?
- threat
- 2.Sb3#
- 2.Sd3#
- 2.Sa4#
- 2.Se4#
- 2.Sa6#
- 2.Sxb7#
- 1...Rg8+
- 2.Qxg8#
- 1...Rh3
- 2.Sb3#
- 2.Sd3#
- 1...Re4
- 2.Sb3#
- 2.Sd3#
- 2.Sa4#
- 2.Sxe4#
- 2.Sa6#
- 2.Sxb7#
- 1...Rg3
- 2.Sb3#
- 2.Sd3#
- 1...Rg7
- 2.Qxg7#
- 1...d3
- 2.Se4#
- 1...b5
- 2.Qxa8#
- 1...b6
- 2.Sb3#
- 2.Sd3#
- 2.Sa4#
- 2.Se4#
- 2.Sa6#
- 2.Sb7#
- 2.Qxa8#
- 1...e4!
- threat
- 1.Sbd3?
- threat
- 2.Sb3#
- 2.Sa4#
- 2.Se4#
- 2.Sa6#
- 2.Sxb7#
- 1...Rg8+
- 2.Qxg8#
- 1...Re4
- 2.Sb3#
- 2.Sa4#
- 2.Sxe4#
- 2.Sa6#
- 2.Sxb7#
- 1...Rg7
- 2.Qxg7#
- 1...b5
- 2.Qxa8#
- 1...b6
- 2.Sb3#
- 2.Sa4#
- 2.Se4#
- 2.Sa6#
- 2.Sb7#
- 2.Qxa8#
- 1...e4!
- threat
- 1.Sd5?
- threat
- 2.Sb3#
- 2.Sd3#
- 2.Sa4#
- 2.Se4#
- 2.Sa6#
- 2.Sxb7#
- 1...Rg8+
- 2.Qxg8#
- 1...e4
- 2.Sb3#
- 2.Sd3#
- 2.Sa4#
- 2.Sxe4#
- 2.Sa6#
- 2.Sxb7#
- 1...Rh3
- 2.Sb3#
- 2.Sd3#
- 1...Re4
- 2.Sb3#
- 2.Sd3#
- 2.Sa4#
- 2.Sxe4#
- 2.Sa6#
- 2.Sxb7#
- 1...Rg3
- 2.Sb3#
- 2.Sd3#
- 1...Rg7
- 2.Qxg7#
- 1...d3
- 2.Se4#
- 1...b6
- 2.Sb3#
- 2.Sd3#
- 2.Sa4#
- 2.Se4#
- 2.Sa6#
- 2.Sb7#
- 1...b5!
- threat
- 1.Sba6?
- threat
- 2.Sb3#
- 2.Sd3#
- 2.Sa4#
- 2.Se4#
- 2.Sxb7#
- 1...Rg8+
- 2.Qxg8#
- 1...bxa6
- 2.Sb3#
- 2.Sd3#
- 2.Sa4#
- 2.Se4#
- 2.Sxa6#
- 2.Sb7#
- 2.Qxa8#
- 1...Rh3
- 2.Sb3#
- 2.Sd3#
- 1...Re4
- 2.Sb3#
- 2.Sd3#
- 2.Sa4#
- 2.Sxe4#
- 2.Sxb7#
- 1...Rg3
- 2.Sb3#
- 2.Sd3#
- 1...Rg7
- 2.Qxg7#
- 1...d3
- 2.Se4#
- 1...b5
- 2.Qxa8#
- 1...b6
- 2.Sb3#
- 2.Sd3#
- 2.Sa4#
- 2.Se4#
- 2.Sb7#
- 2.Qxa8#
- 1...e4!
- threat
- 1.Sb3?
- threat
- 2.Sa2#
- 2.Sc2#
- 2.Sd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sc6#
- 1...Rg8+
- 2.Qxg8#
- 1...e4
- 2.Sd5#
- 1...Rg7
- 2.Qxg7#
- 1...b5
- 2.Qxa8#
- 1...d3!
- threat
- 1.Sa4?
- threat
- 2.Sa2#
- 2.Sc2#
- 2.Sd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sc6#
- 1...Rg8+
- 2.Qxg8#
- 1...e4
- 2.Sd5#
- 1...Rh3
- 2.Sd3#
- 1...Rg3
- 2.Sd3#
- 1...Rg7
- 2.Qxg7#
- 1...b5
- 2.Qxa8#
- 1...d3!
- threat
- 1.Se4?
- threat
- 2.Sa2#
- 2.Sc2#
- 2.Sd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sc6#
- 1...Rg8+
- 2.Qxg8#
- 1...Rh3
- 2.Sd3#
- 1...Rg3
- 2.Sd3#
- 1...Rg7
- 2.Qxg7#
- 1...d3
- 2.Sa2#
- 2.Sc2#
- 2.Sxd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sc6#
- 1...b5!
- threat
- 1.Sca6?
- threat
- 2.Sa2#
- 2.Sc2#
- 2.Sd3#
- 2.Sd5#
- 2.Sc6#
- 1...Rg8+
- 2.Qxg8#
- 1...e4
- 2.Sd5#
- 1...Rh3
- 2.Sd3#
- 1...Rg3
- 2.Sd3#
- 1...Rg7
- 2.Qxg7#
- 1...b5
- 2.Qxa8#
- 1...d3!
- threat
- 1.Sxb7?
- threat
- 2.Sa2#
- 2.Sc2#
- 2.Sd3#
- 2.Sd5#
- 2.Sa6#
- 2.Sc6#
- 1...Rg8+
- 2.Qxg8#
- 1...e4
- 2.Sd5#
- 1...Rh3
- 2.Sd3#
- 1...Rg3
- 2.Sd3#
- 1...Rg7
- 2.Qxg7#
- 1...d3!
- threat
- 1.Rde7?
- threat
- 2.Sd7#
- 1...Rg8+
- 2.Qxg8#
- 1...Sb6!
- threat
- 1.Rg7?
- threat
- 2.Sd7#
- 1...Rxg7
- 2.Qxg7#
- 1...Sb6!
- threat
- 1.Rh7?
- threat
- 2.Sd7#
- 1...Rg8+
- 2.Qxg8#
- 1...Rg7
- 2.Qxg7#
- 1...Sb6!
- threat
- 1.Qf1+?
- 1...Rf5
- 2.Qxf5#
- 1...Rf4!
- 1...Rf5
- 1.Qf3+?
- 1...Rf5
- 2.Qxf5#
- 1...Rf4!
- 1...Rf5
- 1.Qf2+?
- 1...Rf5
- 2.Qxf5#
- 1...Rf4!
- 1...Rf5
- 1.Qxg5?
- threat
- 2.Qf6#
- 2.Qe7#
- 2.Qd8#
- 2.Qf5#
- 2.Qg7#
- 2.Qg8#
- 1...Rf4
- 2.Qxh6#
- 2.Qe7#
- 2.Qd8#
- 2.Qg7#
- 2.Qg8#
- 1...Rg4
- 2.Qf6#
- 2.Qe7#
- 2.Qd8#
- 2.Qf5#
- 1...Rh5
- 2.Qf6#
- 2.Qe7#
- 2.Qd8#
- 2.Qg7#
- 2.Qg8#
- 1...Sc7
- 2.Qf6#
- 2.Qe7#
- 2.Qf5#
- 2.Qg7#
- 2.Qg8#
- 1...hxg5+!
- threat
- 1.Sa2?
- Keys
- 1.Scd3!
- threat
- 2.Sa2#
- 2.Sc2#
- 2.Sd5#
- 2.Sa6#
- 2.Sc6#
- 1...Rg8+
- 2.Qxg8#
- 1...e4
- 2.Sd5#
- 1...Rg7
- 2.Qxg7#
- 1...b5
- 2.Qxa8#
- threat
- 1.Scd3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- R(d);OGATE::QAB1(A),XR(d)
- R(d);CHECK,OGATE::QAR1(A),XR(d)
- P(f);OGATE::QAR(A),XS(g)
- Tries
- Try
- S(C);
- Threat
- DUALS(6)
- Vars
- R(d);CHECK,OGATE::QAR1(A),XR(d)
- R(d);OGATE::QAB1(A),XR(d)
- P(a);::B(B)+S(D)
- P(f);OGATE::QAR(A),XS(g)
- Refutation
- P(c);
- Try
- S(C);
- Threat
- DUALS(6)
- Vars
- R(d);CHECK,OGATE::QAR1(A),XR(d)
- R(d);OGATE::QAB1(A),XR(d)
- P(a);::B(B)+S(D)
- P(f);OGATE::QAR(A),XS(g)
- Refutation
- P(c);
- Try
- S(C);
- Threat
- DUALS(5)
- Vars
- R(d);CHECK,OGATE::QAR1(A),XR(d)
- R(d);OGATE::QAB1(A),XR(d)
- P(f);OGATE::QAR(A),XS(g)
- Refutation
- P(c);
- Try
- S(C);
- Threat
- DUALS(6)
- Vars
- R(d);CHECK,OGATE::QAR1(A),XR(d)
- R(d);OGATE::QAB1(A),XR(d)
- P(a);::B(B)+S(D)
- Refutation
- P(f);
- Try
- S(C);
- Threat
- DUALS(5)
- Vars
- R(d);CHECK,OGATE::QAR1(A),XR(d)
- R(d);OGATE::QAB1(A),XR(d)
- P(a);::B(B)+S(D)
- P(f);OGATE::QAR(A),XS(g)
- Refutation
- P(c);
- Try
- S(D);
- Threat
- DUALS(6)
- Vars
- R(d);CHECK,OGATE::QAR1(A),XR(d)
- P(c);::B(B)+S(C)
- R(d);OGATE::QAB1(A),XR(d)
- P(f);OGATE::QAR(A),XS(g)
- Refutation
- P(a);
- Try
- S(D);
- Threat
- DUALS(6)
- Vars
- R(d);CHECK,OGATE::QAR1(A),XR(d)
- P(c);::B(B)+S(C)
- R(b);::B(B)+S(C)
- R(d);::B(B)+S(C)
- R(d);OGATE::QAB1(A),XR(d)
- P(f);OGATE::QAR(A),XS(g)
- Refutation
- P(a);
- Try
- S(D);
- Threat
- DUALS(6)
- Vars
- R(d);CHECK,OGATE::QAR1(A),XR(d)
- R(b);::B(B)+S(C)
- R(d);::B(B)+S(C)
- R(d);OGATE::QAB1(A),XR(d)
- Refutation
- P(f);
- Try
- S(D);
- Threat
- DUALS(5)
- Vars
- R(d);CHECK,OGATE::QAR1(A),XR(d)
- P(c);::B(B)+S(C)
- R(b);::B(B)+S(C)
- R(d);::B(B)+S(C)
- R(d);OGATE::QAB1(A),XR(d)
- P(f);OGATE::QAR(A),XS(g)
- Refutation
- P(a);
- Try
- S(D);XP(f)
- Threat
- DUALS(6)
- Vars
- R(d);CHECK,OGATE::QAR1(A),XR(d)
- P(c);::B(B)+S(C)
- R(b);::B(B)+S(C)
- R(d);::B(B)+S(C)
- R(d);OGATE::QAB1(A),XR(d)
- Refutation
- P(a);
- Try
- R(F);
- Threat
- S(D)
- Vars
- R(d);CHECK,OGATE::QAR1(A),XR(d)
- Refutation
- S(g);
- Try
- R(F);
- Threat
- S(D)
- Vars
- R(d);OGATE,XR(F)::QAB1(A),XR(d)
- Refutation
- S(g);
- Try
- R(F);
- Threat
- S(D)
- Vars
- R(d);CHECK,OGATE::QAR1(A),XR(d)
- R(d);OGATE::QAB1(A),XR(d)
- Refutation
- S(g);
- Try
- Q(A);CHECK
- Vars
- R(d);N_GUARD,P_SPINR(d)::QAR(A),XR(d)
- Refutation
- R(b);P_SPINR(b)
- Try
- Q(A);CHECK
- Vars
- R(d);N_GUARD,P_SPINR(d)::QAR(A),XR(d)
- Refutation
- R(b);P_SPINR(b)
- Try
- Q(A);CHECK
- Vars
- R(d);N_GUARD,P_SPINR(d)::QAR(A),XR(d)
- Refutation
- R(b);P_SPINR(b)
- Try
- Q(A);XR(d)
- Threat
- DUALS(6)
- Refutation
- P(e);CHECK,XQ(A)
- Try
- Actual
- S(D);
- Threat
- DUALS(5)
- Vars
- R(d);CHECK,OGATE::QAR1(A),XR(d)
- P(c);::B(B)+S(C)
- R(d);OGATE::QAB1(A),XR(d)
- P(f);OGATE::QAR(A),XS(g)
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).