MESON Chess Problem Database
Problem Display
PID: 101354 (4n2Q/5k2/1K2R1Nb/8/3N4/3n4/8/8 w - - 0 1)
Janet, Frank
Good Companions (February Meredith Ty.), 1917
#2
5 + 4
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Bc1
- 2.Qf8#
- 1...Bd2
- 2.Qf8#
- 1...Be3
- 2.Qf8#
- 1...Bf4
- 2.Qf8#
- 1...Bg5
- 2.Qf8#
- 1...Bg7
- 2.Qxe8#
- 1...Bf8
- 2.Qxf8#
- 1...Sc1
- 2.Se5#
- 1...Se1
- 2.Se5#
- 1...Sb2
- 2.Se5#
- 1...Sf2
- 2.Se5#
- 1...Sb4
- 2.Se5#
- 1...Sf4
- 2.Se5#
- 1...Sc5
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Sd6
- 2.Rf6#
- 1...Sf6
- 2.Rxf6#
- 1...Sc7
- 2.Rf6#
- 1...Sg7
- 2.Qf8#
- 1...Bc1
- Tries
- 1.Ka5?
- 1...Sf6
- 2.Rxf6#
- 1...Bc1
- 2.Qf8#
- 1...Be3
- 2.Qf8#
- 1...Bf4
- 2.Qf8#
- 1...Bg5
- 2.Qf8#
- 1...Bg7
- 2.Qxe8#
- 1...Bf8
- 2.Qxf8#
- 1...Sc1
- 2.Se5#
- 1...Se1
- 2.Se5#
- 1...Sb2
- 2.Se5#
- 1...Sf2
- 2.Se5#
- 1...Sb4
- 2.Se5#
- 1...Sf4
- 2.Se5#
- 1...Sc5
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Sd6
- 2.Rf6#
- 1...Sc7
- 2.Rf6#
- 1...Sg7
- 2.Qf8#
- 1...Bd2+!
- 1...Sf6
- 1.Kc6?
- 1...Se5+
- 2.Sxe5#
- 1...Sf6
- 2.Rxf6#
- 1...Bc1
- 2.Qf8#
- 1...Bd2
- 2.Qf8#
- 1...Be3
- 2.Qf8#
- 1...Bf4
- 2.Qf8#
- 1...Bg5
- 2.Qf8#
- 1...Bg7
- 2.Qxe8#
- 1...Bf8
- 2.Qxf8#
- 1...Sc1
- 2.Se5#
- 1...Se1
- 2.Se5#
- 1...Sb2
- 2.Se5#
- 1...Sf2
- 2.Se5#
- 1...Sf4
- 2.Se5#
- 1...Sc5
- 2.Se5#
- 1...Sd6
- 2.Rf6#
- 1...Sc7
- 2.Rf6#
- 1...Sg7
- 2.Qf8#
- 1...Sb4+!
- 1...Se5+
- 1.Ka5?
- Keys
- 1.Ka7!
- 1...Sf6
- 2.Rxf6#
- 1...Bc1
- 2.Qf8#
- 1...Bd2
- 2.Qf8#
- 1...Be3
- 2.Qf8#
- 1...Bf4
- 2.Qf8#
- 1...Bg5
- 2.Qf8#
- 1...Bg7
- 2.Qxe8#
- 1...Bf8
- 2.Qxf8#
- 1...Sc1
- 2.Se5#
- 1...Se1
- 2.Se5#
- 1...Sb2
- 2.Se5#
- 1...Sf2
- 2.Se5#
- 1...Sb4
- 2.Se5#
- 1...Sf4
- 2.Se5#
- 1...Sc5
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Sd6
- 2.Rf6#
- 1...Sc7
- 2.Rf6#
- 1...Sg7
- 2.Qf8#
- 1...Sf6
- 1.Ka7!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(b);N_GUARD::QAR1(E)
- B(b);N_GUARD,P_PINS(A)::QAR1(E)
- B(b);SBLOCK::QAB1(E),XS(d)
- B(b);N_GUARD::QAR1(E),XB(b)
- S(a);N_GUARD::S(D)
- S(a);N_GUARD::S(D),XS(a)
- S(d);N_GUARD::R1(C)
- S(d);N_GUARD::R1(C),XS(d)
- S(d);S_CUTB(b)::QAR1(E)
- Tries
- Try
- K(B);S_FLIGHT
- Vars
- S(d);N_GUARD::R1(C),XS(d)
- B(b);N_GUARD::QAR1(E)
- B(b);SBLOCK::QAB1(E),XS(d)
- B(b);N_GUARD::QAR1(E),XB(b)
- S(a);N_GUARD::S(D)
- S(a);N_GUARD::S(D),XS(a)
- S(d);N_GUARD::R1(C)
- S(d);S_CUTB(b)::QAR1(E)
- Refutation
- B(b);CHECK
- Try
- K(B);P-FLIGHT
- Vars
- S(a);CHECK,N_GUARD::S(D),XS(a)
- S(d);N_GUARD::R1(C),XS(d)
- B(b);N_GUARD::QAR1(E)
- B(b);SBLOCK::QAB1(E),XS(d)
- B(b);N_GUARD::QAR1(E),XB(b)
- S(a);N_GUARD::S(D)
- S(d);N_GUARD::R1(C)
- S(d);S_CUTB(b)::QAR1(E)
- Refutation
- S(a);CHECK
- Try
- Actual
- K(B);S_FLIGHT
- Vars
- S(d);N_GUARD::R1(C),XS(d)
- B(b);N_GUARD::QAR1(E)
- B(b);N_GUARD,P_PINS(A)::QAR1(E)
- B(b);SBLOCK::QAB1(E),XS(d)
- B(b);N_GUARD::QAR1(E),XB(b)
- S(a);N_GUARD::S(D)
- S(a);N_GUARD::S(D),XS(a)
- S(d);N_GUARD::R1(C)
- S(d);S_CUTB(b)::QAR1(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).