MESON Chess Problem Database
Problem Display
PID: 110625 (8/2K5/1N3p2/5n2/1p1k4/1P3Q2/6N1/8 w - - 0 1)
Neukomm, Gyula (Julius) R
Comm., TSB, 1956
#2
5 + 4
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Kc5
- 2.Qd5#
- 1...Ke5
- 2.Qd5#
- 1...Se3
- 2.Qxe3#
- 1...Sg3
- 2.Qe3#
- 1...Sh4
- 2.Qe3#
- 1...Sd6
- 2.Qe3#
- 1...Sh6
- 2.Qe3#
- 1...Se7
- 2.Qe3#
- 1...Sg7
- 2.Qe3#
- 1...Kc5
- Tries
- 1.Kc6?
- 1...Ke5
- 2.Qd5#
- 1...Se3
- 2.Qxe3#
- 1...Sg3
- 2.Qe3#
- 1...Sh4
- 2.Qe3#
- 1...Sd6
- 2.Qe3#
- 1...Sh6
- 2.Qe3#
- 1...Sg7
- 2.Qe3#
- 1...Se7+!
- 1...Ke5
- 1.Kb7?
- 1...Kc5
- 2.Qd5#
- 1...Ke5
- 2.Qd5#
- 1...Se3
- 2.Qxe3#
- 1...Sg3
- 2.Qe3#
- 1...Sh4
- 2.Qe3#
- 1...Sh6
- 2.Qe3#
- 1...Se7
- 2.Qe3#
- 1...Sg7
- 2.Qe3#
- 1...Sd6+!
- 1...Kc5
- 1.Kd7?
- 1...Ke5
- 2.Qd5#
- 2.Qf4#
- 1...Se3
- 2.Qxe3#
- 1...Sg3
- 2.Qe3#
- 1...Sh4
- 2.Qe3#
- 1...Sd6
- 2.Qe3#
- 1...Sh6
- 2.Qe3#
- 1...Se7
- 2.Qe3#
- 1...Sg7
- 2.Qe3#
- 1...Kc5!
- 1...Ke5
- 1.Kb8?
- 1...Ke5
- 2.Qd5#
- 1...Se3
- 2.Qxe3#
- 1...Sg3
- 2.Qe3#
- 1...Sh4
- 2.Qe3#
- 1...Sd6
- 2.Qe3#
- 1...Sh6
- 2.Qe3#
- 1...Se7
- 2.Qe3#
- 1...Sg7
- 2.Qe3#
- 1...Kc5!
- 1...Ke5
- 1.Kd8?
- 1...Ke5
- 2.Qd5#
- 1...Se3
- 2.Qxe3#
- 1...Sg3
- 2.Qe3#
- 1...Sh4
- 2.Qe3#
- 1...Sd6
- 2.Qe3#
- 1...Sh6
- 2.Qe3#
- 1...Se7
- 2.Qe3#
- 1...Sg7
- 2.Qe3#
- 1...Kc5!
- 1...Ke5
- 1.Qe2?
- 1...Kc5
- 2.Qc4#
- 1...Se3
- 2.Qxe3#
- 1...Sg3
- 2.Qe3#
- 1...Sh4
- 2.Qe3#
- 1...Sd6
- 2.Qe3#
- 1...Sh6
- 2.Qe3#
- 1...Se7
- 2.Qe3#
- 1...Sg7
- 2.Qe3#
- 1...Kc3!
- 1...Kc5
- 1.Qd3+?
- 1...Kc5
- 2.Sa4#
- 2.Sd7#
- 2.Qc4#
- 2.Qd5#
- 1...Ke5
- 2.Qd5#
- 1...Kxd3!
- 1...Kc5
- 1.Kc6?
- Keys
- 1.Qd1+!
- 1...Kc3
- 2.Sa4#
- 1...Ke4
- 2.Qd5#
- 1...Kc5
- 2.Qd5#
- 1...Ke5
- 2.Qd5#
- 1...Kc3
- 1.Qd1+!
FEATURES
- Static
- TYPE = CHECKING_KEY
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 7
- Sets
- K(b);S_FLIGHT::QAR1(C)
- S(c);N_GUARD::QAB1(C),XS(c)
- S(c);N_GUARD::QAB1(C)
- Tries
- Try
- K(E);P-FLIGHT
- Vars
- K(b);S_FLIGHT::QAR1(C)
- S(c);N_GUARD::QAB1(C),XS(c)
- S(c);N_GUARD::QAB1(C)
- Refutation
- S(c);CHECK
- Try
- K(E);P-FLIGHT
- Vars
- K(b);S_FLIGHT::QAR1(C)
- S(c);N_GUARD::QAB1(C),XS(c)
- S(c);N_GUARD::QAB1(C)
- Refutation
- S(c);CHECK
- Try
- K(E);P-FLIGHT
- Vars
- S(c);N_GUARD::QAB1(C),XS(c)
- S(c);N_GUARD::QAB1(C)
- Refutation
- K(b);S_FLIGHT
- Try
- K(E);S_FLIGHT
- Vars
- K(b);S_FLIGHT::QAR1(C)
- S(c);N_GUARD::QAB1(C),XS(c)
- S(c);N_GUARD::QAB1(C)
- Refutation
- K(b);S_FLIGHT
- Try
- K(E);S_FLIGHT
- Vars
- K(b);S_FLIGHT::QAR1(C)
- S(c);N_GUARD::QAB1(C),XS(c)
- S(c);N_GUARD::QAB1(C)
- Refutation
- K(b);S_FLIGHT
- Try
- Q(C);
- Vars
- K(b);S_FLIGHT::QAR1(C)
- S(c);N_GUARD::QAB1(C),XS(c)
- S(c);N_GUARD::QAB1(C)
- Refutation
- K(b);S_FLIGHT
- Try
- Q(C);CHECK
- Vars
- K(b);OGATE,S_FLIGHT::QAR1(C)
- Refutation
- K(b);P-FLIGHT,XQ(C)
- Try
- Actual
- Q(C);CHECK
- Vars
- K(b);S_FLIGHT::S(D)
- K(b);OGATE,P-FLIGHT::QAB1(C)
- K(b);OGATE,S_FLIGHT::QAR1(C)
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).