MESON Chess Problem Database
Problem Display
PID: 23935 (8/2Qn4/3Nk1N1/6K1/4P3/8/8/8 w - - 0 1)
Lincoln, Robert A
The Problemist, 1996
#2
5 + 2
| 2786 | More Fun with Chess Miniatures | 2000 |
SOLUTION
- SOUND
- Sets
- 1...Sc5
- 2.Qe7#
- 1...Se5
- 2.Sf4#
- 2.Sf8#
- 2.Qe7#
- 1...Sb6
- 2.Qe7#
- 1...Sf6
- 2.Qe7#
- 1...Sb8
- 2.Qe7#
- 1...Sf8
- 2.Qe7#
- 1...Sc5
- Tries
- 1.Kf4?
- 1...Sc5
- 2.Qe7#
- 1...Se5
- 2.Qe7#
- 1...Sb6
- 2.Qe7#
- 1...Sf6
- 2.Sf8#
- 2.Qe7#
- 1...Sb8
- 2.Qe7#
- 1...Sf8
- 2.Qe7#
- 1...Kf6!
- 1...Sc5
- 1.Kh4?
- 1...Sc5
- 2.Qe7#
- 1...Se5
- 2.Qe7#
- 1...Sb6
- 2.Qe7#
- 1...Sf6
- 2.Qe7#
- 1...Sb8
- 2.Qe7#
- 1...Sf8
- 2.Qe7#
- 1...Kf6!
- 1...Sc5
- 1.Kh6?
- 1...Sc5
- 2.Qe7#
- 1...Se5
- 2.Qe7#
- 1...Sb6
- 2.Qe7#
- 1...Sf6
- 2.Qe7#
- 1...Sb8
- 2.Qe7#
- 1...Sf8
- 2.Qe7#
- 1...Kf6!
- 1...Sc5
- 1.Sc4?
- 1...Sc5
- 2.Sf4#
- 2.Sf8#
- 2.Qe7#
- 1...Se5
- 2.Sf4#
- 2.Sf8#
- 2.Qe7#
- 1...Sb6
- 2.Sf4#
- 2.Sf8#
- 2.Qe7#
- 1...Sf6
- 2.Sf4#
- 2.Sf8#
- 2.Qe7#
- 1...Sb8
- 2.Sf4#
- 2.Sf8#
- 2.Qe7#
- 1...Sf8
- 2.Sf4#
- 2.Sxf8#
- 2.Qe7#
- 1...Kf7!
- 1...Sc5
- 1.Sb5?
- threat
- 2.Qc4#
- 1...Sc5
- 2.Sd4#
- 2.Sf4#
- 2.Sf8#
- 2.Qe7#
- 1...Se5
- 2.Sd4#
- 2.Sf4#
- 2.Sf8#
- 2.Qe7#
- 1...Sb6
- 2.Sd4#
- 2.Sf4#
- 2.Sf8#
- 2.Qe7#
- 1...Sf6
- 2.Sd4#
- 2.Sf4#
- 2.Sf8#
- 2.Qe7#
- 1...Sb8
- 2.Sd4#
- 2.Sf4#
- 2.Sf8#
- 2.Qe7#
- 1...Sf8
- 2.Sd4#
- 2.Sf4#
- 2.Sxf8#
- 2.Qe7#
- 1...Kf7!
- threat
- 1.Sf5?
- threat
- 2.Qc4#
- 1...Sc5
- 2.Sd4#
- 2.Sg7#
- 2.Sf4#
- 2.Sf8#
- 2.Qe7#
- 1...Se5
- 2.Sd4#
- 2.Sg7#
- 2.Sf4#
- 2.Sf8#
- 2.Qe7#
- 1...Sb6
- 2.Sd4#
- 2.Sg7#
- 2.Sf4#
- 2.Sf8#
- 2.Qe7#
- 1...Sf6
- 2.Sd4#
- 2.Sg7#
- 2.Sf4#
- 2.Sf8#
- 2.Qe7#
- 1...Sb8
- 2.Sd4#
- 2.Sg7#
- 2.Sf4#
- 2.Sf8#
- 2.Qe7#
- 1...Sf8
- 2.Sd4#
- 2.Sg7#
- 2.Sf4#
- 2.Sxf8#
- 2.Qe7#
- 1...Kf7!
- threat
- 1.Sb7?
- threat
- 2.Sd8#
- 2.Qc4#
- 1...Sc5
- 2.Sf4#
- 2.Sf8#
- 2.Sxc5#
- 2.Sd8#
- 2.Qe7#
- 1...Se5
- 2.Sf4#
- 2.Sf8#
- 2.Sc5#
- 2.Sd8#
- 2.Qe7#
- 1...Sb6
- 2.Sf4#
- 2.Sf8#
- 2.Sc5#
- 2.Sd8#
- 2.Qe7#
- 1...Sf6
- 2.Sf4#
- 2.Sf8#
- 2.Sc5#
- 2.Sd8#
- 2.Qe7#
- 1...Sb8
- 2.Sf4#
- 2.Sf8#
- 2.Sc5#
- 2.Sd8#
- 2.Qe7#
- 1...Sf8
- 2.Sf4#
- 2.Sxf8#
- 2.Sc5#
- 2.Sd8#
- 2.Qe7#
- 1...Kf7!
- threat
- 1.Sf7?
- threat
- 2.Sd8#
- 2.Qc4#
- 1...Sc5
- 2.Sf4#
- 2.Sf8#
- 2.Sd8#
- 2.Qe7#
- 1...Se5
- 2.Sf4#
- 2.Sf8#
- 2.Sd8#
- 2.Qe7#
- 1...Sb6
- 2.Sf4#
- 2.Sf8#
- 2.Sd8#
- 2.Qe7#
- 1...Sf6
- 2.Sf4#
- 2.Sf8#
- 2.Sd8#
- 2.Qe7#
- 1...Sb8
- 2.Sf4#
- 2.Sf8#
- 2.Sd8#
- 2.Qe7#
- 1...Sf8
- 2.Sf4#
- 2.Sxf8#
- 2.Sd8#
- 2.Qe7#
- 1...Kxf7!
- threat
- 1.Sc8?
- threat
- 2.Qc4#
- 1...Sc5
- 2.Sf4#
- 2.Sf8#
- 2.Qe7#
- 1...Se5
- 2.Sf4#
- 2.Sf8#
- 2.Qe7#
- 1...Sb6
- 2.Sf4#
- 2.Sf8#
- 2.Qe7#
- 1...Sf6
- 2.Sf4#
- 2.Sf8#
- 2.Qe7#
- 1...Sb8
- 2.Sf4#
- 2.Sf8#
- 2.Qe7#
- 1...Sf8
- 2.Sf4#
- 2.Sxf8#
- 2.Qe7#
- 1...Kf7!
- threat
- 1.Se8?
- threat
- 2.Qc4#
- 1...Sc5
- 2.Sf4#
- 2.Sf8#
- 2.Sg7#
- 2.Qe7#
- 1...Se5
- 2.Sf4#
- 2.Sf8#
- 2.Sg7#
- 2.Qe7#
- 1...Sb6
- 2.Sf4#
- 2.Sf8#
- 2.Sg7#
- 2.Qe7#
- 1...Sf6
- 2.Sf4#
- 2.Sf8#
- 2.Sg7#
- 2.Qe7#
- 1...Sb8
- 2.Sf4#
- 2.Sf8#
- 2.Sg7#
- 2.Qe7#
- 1...Sf8
- 2.Sf4#
- 2.Sxf8#
- 2.Sg7#
- 2.Qe7#
- 1...Kf7!
- threat
- 1.Qa7?
- 1...Sc5
- 2.Qe7#
- 1...Se5
- 2.Qe7#
- 1...Sb6
- 2.Qe7#
- 1...Sf6
- 2.Qe7#
- 1...Sb8
- 2.Qe7#
- 1...Sf8
- 2.Qe7#
- 1...Kxd6!
- 1...Sc5
- 1.Qb7?
- threat
- 2.Qd5#
- 1...Sc5
- 2.Qe7#
- 1...Se5
- 2.Qe7#
- 1...Sb6
- 2.Qe7#
- 1...Sf6
- 2.Qe7#
- 1...Sb8
- 2.Qe7#
- 1...Sf8
- 2.Qe7#
- 1...Kxd6!
- threat
- 1.Kf4?
- Keys
- 1.e5!
- threat
- 2.Qc4#
- 1...Kd5
- 2.Qc4#
- 1...Sxe5
- 2.Sf4#
- 1...Sc5
- 2.Qf7#
- 1...Sb6
- 2.Qf7#
- 1...Sf6
- 2.Qf7#
- 1...Sb8
- 2.Qf7#
- 1...Sf8
- 2.Qf7#
- threat
- 1.e5!
FEATURES
- Static
- TYPE = BLOCK_THREAT
- CHANGED MATES = 5
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- S(b);OGATE::QAR1(E)
- Tries
- Try
- K(B);S_FLIGHT
- Vars
- S(b);OGATE::QAR1(E)
- Refutation
- K(a);P-FLIGHT
- Try
- K(B);S_FLIGHT
- Vars
- S(b);OGATE::QAR1(E)
- Refutation
- K(a);P-FLIGHT
- Try
- K(B);S_FLIGHT
- Vars
- S(b);OGATE::QAR1(E)
- Refutation
- K(a);P-FLIGHT
- Try
- S(C);
- Refutation
- K(a);P_SPINS(b),S_FLIGHT
- Try
- S(C);
- Threat
- QAB(E)
- Refutation
- K(a);P_SPINS(b),S_FLIGHT
- Try
- S(C);
- Threat
- QAB(E)
- Refutation
- K(a);P_SPINS(b),S_FLIGHT
- Try
- S(C);
- Threat
- DUALS(2)
- Refutation
- K(a);P_SPINS(b),S_FLIGHT
- Try
- S(C);
- Threat
- DUALS(2)
- Refutation
- K(a);P_SPINS(b),S_FLIGHT,XS(C)
- Try
- S(C);
- Threat
- QAB(E)
- Refutation
- K(a);P_SPINS(b),S_FLIGHT
- Try
- S(C);
- Threat
- QAB(E)
- Refutation
- K(a);P_SPINS(b),S_FLIGHT
- Try
- Q(E);
- Vars
- S(b);OGATE::QAR1(E)
- Refutation
- K(a);P-FLIGHT,XS(C)
- Try
- Q(E);
- Threat
- QAB1(E)
- Vars
- S(b);OGATE::QAR1(E)
- Refutation
- K(a);P-FLIGHT,XS(C)
- Try
- Actual
- P(A);
- Threat
- QAB(E)
- Vars
- K(a);S_FLIGHT::QAB1(E)
- S(b);SBLOCK,XP(A)::S(D)
- S(b);OGATE::QAB1(E)
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).