MESON Chess Problem Database
Problem Display
PID: 22004 (4K3/8/5R2/3kn3/3P4/2P5/4Q3/8 w - - 0 1)
Andrade, Barry Jack da Costa
Empire Review, 1923
#2
5 + 2
| 887 | Mate in Two Moves | 1931 |
| 2012 | Miniature Chess Problems from Many Countries | 1981 |
| 3295 | Einfuhrung in die Welt des Schachproblem | 1984 |
| 3310 | 2345 Chess Problems | 1997 |
| 4883 | Still More Fun with Chess Miniatures | 2002 |
| 5454 | Near Snap | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Sd3
- 2.Qe6#
- 1...Sf3
- 2.Qe6#
- 1...Sc4
- 2.Qf3#
- 2.Qg2#
- 2.Qe6#
- 1...Sg4
- 2.Qe6#
- 1...Sc6
- 2.Qe6#
- 1...Sg6
- 2.Qe6#
- 1...Sd7
- 2.Qe6#
- 1...Sf7
- 2.Qe6#
- 1...Sd3
- Tries
- 1.Ra6?
- 1...Sd3
- 2.Qe6#
- 1...Sf3
- 2.Qe6#
- 1...Sc4
- 2.Qf3#
- 2.Qg2#
- 2.Qe6#
- 1...Sg4
- 2.Qe6#
- 1...Sg6
- 2.Qe6#
- 1...Sd7
- 2.Qe6#
- 1...Sf7
- 2.Qe6#
- 1...Sc6!
- 1...Sd3
- 1.Rb6?
- 1...Sd3
- 2.Qe6#
- 1...Sf3
- 2.Qe6#
- 1...Sc4
- 2.Qf3#
- 2.Qg2#
- 2.Qe6#
- 1...Sg4
- 2.Qe6#
- 1...Sg6
- 2.Qe6#
- 1...Sd7
- 2.Qe6#
- 1...Sf7
- 2.Qe6#
- 1...Sc6!
- 1...Sd3
- 1.Rg6?
- 1...Sd3
- 2.Qe6#
- 1...Sf3
- 2.Qe6#
- 1...Sc4
- 2.Qf3#
- 2.Qg2#
- 2.Qe6#
- 1...Sg4
- 2.Qe6#
- 1...Sc6
- 2.Qe6#
- 1...Sd7
- 2.Qe6#
- 1...Sf7
- 2.Qe6#
- 1...Sxg6!
- 1...Sd3
- 1.Rh6?
- 1...Sd3
- 2.Qe6#
- 1...Sf3
- 2.Qe6#
- 1...Sc4
- 2.Qf3#
- 2.Qg2#
- 2.Qe6#
- 1...Sg4
- 2.Qe6#
- 1...Sc6
- 2.Qe6#
- 1...Sd7
- 2.Qe6#
- 1...Sf7
- 2.Qe6#
- 1...Sg6!
- 1...Sd3
- 1.Qd3?
- 1...Sf3
- 2.c4#
- 1...Sc4
- 2.Qf3#
- 1...Sg4
- 2.c4#
- 1...Sc6
- 2.c4#
- 1...Sg6
- 2.c4#
- 1...Sd7
- 2.c4#
- 1...Sf7
- 2.c4#
- 1...Sxd3!
- 1...Sf3
- 1.Qa6?
- 1...Sd3
- 2.Qc6#
- 2.Qe6#
- 1...Sf3
- 2.Qc6#
- 2.Qe6#
- 1...Sc4
- 2.Qb7#
- 2.Qc6#
- 2.Qe6#
- 2.Qa8#
- 1...Sg4
- 2.Qc6#
- 2.Qe6#
- 1...Sc6
- 2.Qxc6#
- 1...Sg6
- 2.Qc6#
- 2.Qe6#
- 1...Sd7
- 2.Qc6#
- 2.Qe6#
- 1...Sf7
- 2.Qc6#
- 2.Qe6#
- 1...Ke4!
- 1...Sd3
- 1.Qe1?
- 1...Sd3
- 2.Qe6#
- 1...Sf3
- 2.Qe6#
- 1...Sc4
- 2.Qh1#
- 2.Qe6#
- 1...Sg4
- 2.Qe6#
- 1...Sc6
- 2.Qe6#
- 1...Sg6
- 2.Qe6#
- 1...Sd7
- 2.Qe6#
- 1...Sf7
- 2.Qe6#
- 1...Kc4!
- 1...Sd3
- 1.Qa2+?
- 1...Sc4
- 2.Qg2#
- 2.Qa8#
- 1...Ke4!
- 1...Sc4
- 1.Qe3?
- 1...Sd3
- 2.Qe6#
- 1...Sf3
- 2.Qe6#
- 1...Sc4
- 2.Qf3#
- 2.Qe6#
- 1...Sg4
- 2.Qe6#
- 1...Sc6
- 2.Qe6#
- 1...Sg6
- 2.Qe6#
- 1...Sd7
- 2.Qe6#
- 1...Sf7
- 2.Qe6#
- 1...Kc4!
- 1...Sd3
- 1.Ra6?
- Keys
- 1.Re6!
- 1...Kxe6
- 2.Qxe5#
- 1...Sd3
- 2.Qa2#
- 1...Sf3
- 2.Qa2#
- 1...Sc4
- 2.Qe4#
- 1...Sg4
- 2.Qa2#
- 1...Sc6
- 2.Qa2#
- 1...Sg6
- 2.Qa2#
- 1...Sd7
- 2.Qa2#
- 1...Sf7
- 2.Qa2#
- 1...Kxe6
- 1.Re6!
This anticipates 54646(1955)
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 7
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- S(b);OGATE::QAB1(A)
- Tries
- Try
- R(D);
- Vars
- S(b);OGATE::QAB1(A)
- Refutation
- S(b);
- Try
- R(D);
- Vars
- S(b);OGATE::QAB1(A)
- Refutation
- S(b);
- Try
- R(D);
- Vars
- S(b);OGATE::QAB1(A)
- Refutation
- S(b);XR(D)
- Try
- R(D);
- Vars
- S(b);OGATE::QAB1(A)
- Refutation
- S(b);
- Try
- Q(A);
- Vars
- S(b);N_GUARD::P(B)
- S(b);N_GUARD,SBLOCK::QAB(A)
- Refutation
- S(b);XQ(A)
- Try
- Q(A);
- Vars
- S(b);N_GUARD::QAB1(A),XS(b)
- Refutation
- K(a);S_FLIGHT
- Try
- Q(A);
- Vars
- S(b);OGATE::QAB1(A)
- Refutation
- K(a);S_FLIGHT
- Try
- Q(A);CHECK
- Refutation
- K(a);S_FLIGHT
- Try
- Q(A);
- Vars
- S(b);OGATE::QAB1(A)
- Refutation
- K(a);S_FLIGHT
- Try
- Actual
- R(D);
- Vars
- K(a);P_SPINS(b),S_FLIGHT,XR(D)::QAR1(A),XS(b)
- S(b);N_GUARD::QAB(A)
- S(b);SBLOCK::QAB1(A)
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).