MESON Chess Problem Database
Problem Display
PID: 110272 (8/8/1B3KN1/8/3nk3/2Q2n1R/2P5/8 w - - 0 1)
Leschemelle, Matthieu
Phenix, 1996
#2
6 + 3
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Se1
- 2.Qxd4#
- 1...Sg1
- 2.Qxd4#
- 1...Sd2
- 2.Qxd4#
- 1...Sh2
- 2.Qxd4#
- 1...Sh4
- 2.Qxd4#
- 1...Se5
- 2.Qxd4#
- 1...Sg5
- 2.Qxd4#
- 1...Sxc2
- 2.Qxf3#
- 1...Se2
- 2.Qd3#
- 2.Qxf3#
- 2.Qc6#
- 1...Sb3
- 2.Qd3#
- 2.Qxf3#
- 2.Qc6#
- 1...Sb5
- 2.Qd3#
- 2.Qxf3#
- 2.Qc6#
- 1...Sf5
- 2.Qd3#
- 2.Qxf3#
- 2.Qc6#
- 1...Sc6
- 2.Qd3#
- 2.Qxf3#
- 2.Qxc6#
- 1...Se6
- 2.Qd3#
- 2.Qxf3#
- 2.Qc6#
- 1...Se1
- Tries
- 1.Sf4?
- 1...Sxc2
- 2.Qxf3#
- 1...Se1
- 2.Qxd4#
- 2.Qe3#
- 1...Sg1
- 2.Qxd4#
- 2.Qe3#
- 1...Sd2
- 2.Qxd4#
- 2.Qe3#
- 1...Sh2
- 2.Qxd4#
- 2.Qe3#
- 1...Sh4
- 2.Qxd4#
- 2.Qe3#
- 1...Se5
- 2.Qxd4#
- 2.Qe3#
- 1...Sg5
- 2.Qxd4#
- 2.Qe3#
- 1...Se2
- 2.Qe3#
- 2.Qxf3#
- 1...Sb3
- 2.Qe3#
- 2.Qxf3#
- 1...Sb5
- 2.Qe3#
- 2.Qxf3#
- 1...Sf5
- 2.Qxf3#
- 1...Sc6
- 2.Qe3#
- 2.Qxf3#
- 1...Se6
- 2.Qe3#
- 2.Qxf3#
- 1...Kxf4!
- 1...Sxc2
- 1.Se7?
- 1...Sxc2
- 2.Qxf3#
- 1...Se1
- 2.Rh4#
- 2.Qxd4#
- 2.Qe3#
- 1...Sg1
- 2.Rh4#
- 2.Qxd4#
- 2.Qe3#
- 1...Sd2
- 2.Rh4#
- 2.Qxd4#
- 2.Qe3#
- 1...Sh2
- 2.Qxd4#
- 2.Qe3#
- 1...Sh4
- 2.Rxh4#
- 2.Qxd4#
- 2.Qe3#
- 1...Se5
- 2.Qxd4#
- 2.Qe3#
- 1...Sg5
- 2.Rh4#
- 2.Qxd4#
- 2.Qe3#
- 1...Se2
- 2.Qe3#
- 2.Qxf3#
- 1...Sb3
- 2.Qe3#
- 2.Qxf3#
- 1...Sb5
- 2.Qe3#
- 2.Qxf3#
- 1...Sf5
- 2.Qxf3#
- 1...Sc6
- 2.Qe3#
- 2.Qxf3#
- 1...Se6
- 2.Qe3#
- 2.Qxf3#
- 1...Kf4!
- 1...Sxc2
- 1.Bc5?
- 1...Sxc2
- 2.Qxf3#
- 1...Se1
- 2.Qxd4#
- 1...Sg1
- 2.Qxd4#
- 1...Sd2
- 2.Qxd4#
- 1...Sh2
- 2.Qxd4#
- 1...Sh4
- 2.Qxd4#
- 1...Se5
- 2.Qxd4#
- 1...Sg5
- 2.Qxd4#
- 1...Se2
- 2.Qd3#
- 2.Qxf3#
- 1...Sb3
- 2.Qd3#
- 2.Qxf3#
- 1...Sb5
- 2.Qd3#
- 2.Qxf3#
- 1...Sf5
- 2.Qd3#
- 2.Qxf3#
- 1...Sc6
- 2.Qd3#
- 2.Qxf3#
- 1...Se6
- 2.Qd3#
- 2.Qxf3#
- 1...Kd5!
- 1...Sxc2
- 1.Ba7?
- 1...Sxc2
- 2.Qxf3#
- 1...Se1
- 2.Qxd4#
- 1...Sg1
- 2.Qxd4#
- 1...Sd2
- 2.Qxd4#
- 1...Sh2
- 2.Qxd4#
- 1...Sh4
- 2.Qxd4#
- 1...Se5
- 2.Qxd4#
- 1...Sg5
- 2.Qxd4#
- 1...Se2
- 2.Qd3#
- 2.Qxf3#
- 2.Qc6#
- 1...Sb3
- 2.Qd3#
- 2.Qxf3#
- 2.Qc6#
- 1...Sb5
- 2.Qd3#
- 2.Qxf3#
- 2.Qc6#
- 1...Sf5
- 2.Qd3#
- 2.Qxf3#
- 2.Qc6#
- 1...Sc6
- 2.Qd3#
- 2.Qxf3#
- 2.Qxc6#
- 1...Se6
- 2.Qd3#
- 2.Qxf3#
- 2.Qc6#
- 1...Kd5!
- 1...Sxc2
- 1.Rxf3?
- 1...Sxc2
- 2.Qd3#
- 2.Qc6#
- 1...Sxf3
- 2.Qd3#
- 2.Qc6#
- 1...Se2
- 2.Qd3#
- 2.Qc6#
- 1...Sb3
- 2.Qd3#
- 2.Qc6#
- 1...Sb5
- 2.Qd3#
- 2.Qc6#
- 1...Sf5
- 2.Qd3#
- 2.Qc6#
- 1...Sc6
- 2.Qd3#
- 2.Qxc6#
- 1...Se6
- 2.Qd3#
- 2.Qc6#
- 1...Kd5!
- 1...Sxc2
- 1.Rg3?
- 1...Sxc2
- 2.Qxf3#
- 1...Se1
- 2.Qxd4#
- 1...Sg1
- 2.Qxd4#
- 1...Sd2
- 2.Qxd4#
- 1...Sh2
- 2.Qxd4#
- 1...Sh4
- 2.Qxd4#
- 1...Se5
- 2.Qxd4#
- 1...Sg5
- 2.Qxd4#
- 1...Se2
- 2.Qd3#
- 2.Qxf3#
- 2.Qc6#
- 1...Sb3
- 2.Qd3#
- 2.Qxf3#
- 2.Qc6#
- 1...Sb5
- 2.Qd3#
- 2.Qxf3#
- 2.Qc6#
- 1...Sf5
- 2.Qd3#
- 2.Qxf3#
- 2.Qc6#
- 1...Sc6
- 2.Qd3#
- 2.Qxf3#
- 2.Qxc6#
- 1...Se6
- 2.Qd3#
- 2.Qxf3#
- 2.Qc6#
- 1...Kd5!
- 1...Sxc2
- 1.Rh4+?
- 1...Kd5
- 2.Qc5#
- 1...Sxh4!
- 1...Kd5
- 1.Rh5?
- threat
- 2.Qd3#
- 1...Sxc2
- 2.Qxc2#
- 1...Se5
- 2.Rxe5#
- 1...Se1
- 2.Re5#
- 1...Sg5!
- threat
- 1.Qb4?
- 1...Ke3
- 2.Qe1#
- 1...Se1
- 2.Qxd4#
- 1...Sg1
- 2.Qxd4#
- 1...Sd2
- 2.Qxd4#
- 1...Sh2
- 2.Qxd4#
- 1...Sh4
- 2.Qxd4#
- 1...Se5
- 2.Qxd4#
- 1...Sg5
- 2.Qxd4#
- 1...Kd5!
- 1...Ke3
- 1.Qb3?
- 1...Sxc2
- 2.Qxf3#
- 1...Se1
- 2.Re3#
- 2.Rh4#
- 1...Sg1
- 2.Re3#
- 2.Rh4#
- 1...Sd2
- 2.Re3#
- 2.Rh4#
- 1...Sh2
- 2.Re3#
- 1...Sh4
- 2.Re3#
- 2.Rxh4#
- 1...Se5
- 2.Re3#
- 1...Sg5
- 2.Re3#
- 2.Rh4#
- 1...Se2
- 2.Qd3#
- 2.Qxf3#
- 1...Sb5
- 2.Qd3#
- 2.Qxf3#
- 1...Sf5
- 2.Qd3#
- 2.Qxf3#
- 1...Sc6
- 2.Qd3#
- 2.Qxf3#
- 1...Se6
- 2.Qd3#
- 2.Qxf3#
- 1...Sxb3!
- 1...Sxc2
- 1.Qc4?
- 1...Se1
- 2.Qxd4#
- 1...Sg1
- 2.Qxd4#
- 1...Sd2
- 2.Qxd4#
- 1...Sh2
- 2.Qxd4#
- 1...Sh4
- 2.Qxd4#
- 1...Se5
- 2.Qxd4#
- 1...Sg5
- 2.Qxd4#
- 1...Ke3!
- 1...Se1
- 1.Qc5?
- 1...Sxc2
- 2.Qf5#
- 1...Se1
- 2.Qxd4#
- 2.Qe5#
- 1...Sg1
- 2.Qxd4#
- 2.Qe5#
- 1...Sd2
- 2.Qxd4#
- 2.Qe5#
- 1...Sh2
- 2.Qxd4#
- 2.Qe5#
- 1...Sh4
- 2.Qxd4#
- 2.Qe5#
- 1...Se5
- 2.Qxd4#
- 2.Qxe5#
- 1...Sg5
- 2.Qxd4#
- 2.Qe5#
- 1...Se2
- 2.Qf5#
- 2.Qc6#
- 1...Sb3
- 2.Qf5#
- 2.Qc6#
- 1...Sb5
- 2.Qf5#
- 2.Qc6#
- 1...Sf5
- 2.Qxf5#
- 2.Qc6#
- 1...Sc6
- 2.Qf5#
- 2.Qxc6#
- 1...Se6
- 2.Qf5#
- 2.Qc6#
- 1...Ke3!
- 1...Sxc2
- 1.Sf4?
- Keys
- 1.Qa5!
- 1...Ke3
- 2.Qe1#
- 1...Sxc2
- 2.Qf5#
- 1...Se1
- 2.Qe5#
- 1...Sg1
- 2.Qe5#
- 1...Sd2
- 2.Qe5#
- 1...Sh2
- 2.Qe5#
- 1...Sh4
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Sg5
- 2.Qe5#
- 1...Se2
- 2.Qf5#
- 2.Qa8#
- 1...Sb3
- 2.Qf5#
- 2.Qa8#
- 1...Sb5
- 2.Qa8#
- 1...Sf5
- 2.Qxf5#
- 2.Qa8#
- 1...Sc6
- 2.Qf5#
- 1...Se6
- 2.Qf5#
- 2.Qa8#
- 1...Ke3
- 1.Qa5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 8
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD::QAR1(B),XS(b)
- S(b);N_GUARD,XP(A)::QAB1(B),XS(a)
- Tries
- Try
- S(F);
- Vars
- S(b);N_GUARD,XP(A)::QAB1(B),XS(a)
- S(b);N_GUARD::QAB1(B),XS(a)
- Refutation
- K(c);P-FLIGHT,XS(F)
- Try
- S(F);
- Vars
- S(b);N_GUARD,XP(A)::QAB1(B),XS(a)
- S(b);N_GUARD::QAB1(B),XS(a)
- Refutation
- K(c);P-FLIGHT
- Try
- B(D);
- Vars
- S(b);N_GUARD,XP(A)::QAB1(B),XS(a)
- S(a);N_GUARD::QAR1(B),XS(b)
- Refutation
- K(c);S_FLIGHT
- Try
- B(D);
- Vars
- S(b);N_GUARD,XP(A)::QAB1(B),XS(a)
- S(a);N_GUARD::QAR1(B),XS(b)
- Refutation
- K(c);S_FLIGHT
- Try
- R(C);XS(a)
- Refutation
- K(c);S_FLIGHT
- Try
- R(C);
- Vars
- S(b);N_GUARD,XP(A)::QAB1(B),XS(a)
- S(a);N_GUARD::QAR1(B),XS(b)
- Refutation
- K(c);S_FLIGHT
- Try
- R(C);CHECK
- Vars
- K(c);S_FLIGHT::QAR1(B)
- Refutation
- S(a);XR(C)
- Try
- R(C);
- Threat
- QAB1(B)
- Vars
- S(b);OGATE,XP(A)::QAB(B),XS(b)
- S(a);N_GUARD::R1(C),XS(a)
- S(a);N_GUARD::R1(C)
- Refutation
- S(a);
- Try
- Q(B);P_PINS(b)
- Vars
- K(c);N_SPINS(b),P-FLIGHT,P_SPINS(a)::QAR2(B)
- S(a);N_GUARD::QAR1(B),XS(b)
- Refutation
- K(c);N_SPINS(b),S_FLIGHT
- Try
- Q(B);
- Vars
- S(b);N_GUARD,XP(A)::QAB1(B),XS(a)
- S(a);OGATE::R1(C)
- Refutation
- S(b);XQ(B)
- Try
- Q(B);P_PINS(b)
- Vars
- S(a);N_GUARD::QAR1(B),XS(b)
- Refutation
- K(c);N_SPINS(b),P-FLIGHT,P_SPINS(a)
- Try
- Q(B);
- Vars
- S(b);N_GUARD,XP(A)::QAB1(B)
- Refutation
- K(c);P-FLIGHT,P_SPINS(a)
- Try
- Actual
- Q(B);
- Vars
- K(c);P-FLIGHT,P_SPINS(a)::QAR2(B)
- S(b);N_GUARD,XP(A)::QAB1(B)
- S(a);N_GUARD::QAR1(B)
- S(a);N_GUARD::QAR1(B),XS(a)
- S(b);N_GUARD::QAB(B)
- S(b);N_GUARD::QAB1(B)
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).