MESON Chess Problem Database
Problem Display
PID: 109941 (8/6Q1/8/8/8/3Kn2N/4P3/4k3 w - - 0 1)
de Villeneuve-Esclapon, Jean
Bulletin, 1929
#2
4 + 2
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Kd1
- 2.Qa1#
- 1...Kf1
- 2.Qg1#
- 1...Sd1
- 2.Qg1#
- 1...Sf1
- 2.Qa1#
- 1...Sc2
- 2.Qg1#
- 1...Sg2
- 2.Qa1#
- 1...Sc4
- 2.Qa1#
- 2.Qg1#
- 1...Sg4
- 2.Qa1#
- 1...Sd5
- 2.Qa1#
- 2.Qg1#
- 1...Sf5
- 2.Qa1#
- 2.Qg1#
- 1...Kd1
- Tries
- 1.Kxe3?
- threat
- 2.Qa1#
- 2.Qg1#
- 1...Kf1
- 2.Qg1#
- 1...Kd1!
- threat
- 1.Qc3+?
- 1...Kd1
- 2.Sf2#
- 2.Qa1#
- 2.Qd2#
- 1...Kf1!
- 1...Kd1
- 1.Qd4?
- 1...Kd1
- 2.Qa1#
- 1...Sd1
- 2.Qg1#
- 1...Sf1
- 2.Qa1#
- 1...Sc2
- 2.Qg1#
- 1...Sg2
- 2.Qa1#
- 2.Qg1#
- 1...Sc4
- 2.Qa1#
- 2.Qg1#
- 1...Sg4
- 2.Qa1#
- 2.Qg1#
- 1...Sd5
- 2.Qa1#
- 2.Qg1#
- 1...Sf5
- 2.Qa1#
- 2.Qg1#
- 1...Kf1!
- 1...Kd1
- 1.Qg3+?
- 1...Kf1
- 2.Qf2#
- 2.Qg1#
- 1...Kd1!
- 1...Kf1
- 1.Qg5?
- 1...Kf1
- 2.Qg1#
- 1...Sd1
- 2.Qg1#
- 1...Sf1
- 2.Qc1#
- 1...Sc2
- 2.Qc1#
- 2.Qg1#
- 1...Sg2
- 2.Qc1#
- 1...Sc4
- 2.Qc1#
- 2.Qg1#
- 1...Sg4
- 2.Qc1#
- 1...Sd5
- 2.Qc1#
- 2.Qg1#
- 1...Sf5
- 2.Qc1#
- 2.Qg1#
- 1...Kd1!
- 1...Kf1
- 1.Qa7?
- 1...Kd1
- 2.Qa1#
- 1...Sd1
- 2.Qg1#
- 1...Sf1
- 2.Qa1#
- 1...Sc2
- 2.Qg1#
- 1...Sg2
- 2.Qg1#
- 2.Qa1#
- 1...Sc4
- 2.Qg1#
- 2.Qa1#
- 1...Sg4
- 2.Qg1#
- 2.Qa1#
- 1...Sd5
- 2.Qg1#
- 2.Qa1#
- 1...Sf5
- 2.Qg1#
- 2.Qa1#
- 1...Kf1!
- 1...Kd1
- 1.Kxe3?
- Keys
- 1.Qb7!
- 1...Kd1
- 2.Qb1#
- 1...Kf1
- 2.Qh1#
- 1...Sd1
- 2.Qh1#
- 1...Sf1
- 2.Qb1#
- 1...Sc2
- 2.Qh1#
- 2.Qb1#
- 1...Sg2
- 2.Qb1#
- 1...Sc4
- 2.Qh1#
- 2.Qb1#
- 1...Sg4
- 2.Qh1#
- 2.Qb1#
- 1...Sd5
- 2.Qb1#
- 1...Sf5
- 2.Qh1#
- 2.Qb1#
- 1...Kd1
- 1.Qb7!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 5
- ADDED MATES = 1
- REMOVED MATES = 2
- Sets
- K(a);P-FLIGHT::QAR(D)
- K(a);P-FLIGHT::QAR1(D)
- S(b);N_GUARD,SBLOCK::QAR2(D)
- S(b);N_GUARD,SBLOCK::QAR(D)
- S(b);N_GUARD::QAR2(D)
- S(b);N_GUARD::QAR(D)
- Tries
- Try
- K(B);P-FLIGHT,XS(b)
- Threat
- DUALS(2)
- Vars
- K(a);P-FLIGHT::QAR1(D)
- Refutation
- K(a);P-FLIGHT
- Try
- Q(D);CHECK
- Refutation
- K(a);P-FLIGHT
- Try
- Q(D);
- Vars
- K(a);P-FLIGHT::QAR(D)
- S(b);OGATE,SBLOCK::QAR2(D)
- S(b);N_GUARD,SBLOCK::QAR(D)
- S(b);OGATE::QAR2(D)
- Refutation
- K(a);P-FLIGHT
- Try
- Q(D);CHECK
- Refutation
- K(a);P-FLIGHT
- Try
- Q(D);
- Vars
- K(a);P-FLIGHT::QAR1(D)
- S(b);N_GUARD,SBLOCK::QAR2(D)
- S(b);OGATE,SBLOCK::QAR2(D)
- S(b);OGATE::QAR2(D)
- Refutation
- K(a);P-FLIGHT
- Try
- Q(D);
- Vars
- K(a);P-FLIGHT::QAR(D)
- S(b);OGATE,SBLOCK::QAR2(D)
- S(b);N_GUARD,SBLOCK::QAR(D)
- S(b);OGATE::QAR2(D)
- Refutation
- K(a);P-FLIGHT
- Try
- Actual
- Q(D);
- Vars
- K(a);P-FLIGHT::QAR2(D)
- S(b);N_GUARD,SBLOCK::QAR(D)
- S(b);N_GUARD::QAR(D)
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).