MESON Chess Problem Database
Problem Display
PID: 21987 (1n6/4N3/4p1K1/2p5/3k1N2/2pP2Q1/q7/n7 w - - 0 1)
Bonner Feast, Frederick
Birmingham Daily Post, 1923
#2
5 + 7
| 3360 | Simple Two-move Themes | 1924 |
| 3310 | 2345 Chess Problems | 1997 |
| 56 | The Problemist | 2005 |
SOLUTION
- SOUND
- Sets
- 1...Ke5
- 2.Se2#
- 1...Qb1
- 2.Se2#
- 2.Sxe6#
- 1...Qb3
- 2.Se2#
- 1...Qc4
- 2.Se2#
- 1...Qd5
- 2.Se2#
- 1...Qb2
- 2.Sxe6#
- 1...Qc2
- 2.Sxe6#
- 1...Qd2
- 2.Sxe6#
- 1...Qe2
- 2.Sxe2#
- 1...Qf2
- 2.Sxe6#
- 1...Qg2
- 2.Sxe6#
- 1...Qh2
- 2.Sxe6#
- 1...Qa3
- 2.Se2#
- 2.Sxe6#
- 1...Qa4
- 2.Se2#
- 2.Sxe6#
- 1...Qa5
- 2.Se2#
- 2.Sxe6#
- 1...Qa6
- 2.Se2#
- 1...Qa7
- 2.Se2#
- 2.Sxe6#
- 1...Qa8
- 2.Se2#
- 2.Sxe6#
- 1...Sc2
- 2.Se2#
- 1...Sb3
- 2.Sxe6#
- 1...Sa6
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sd7
- 2.Sc6#
- 1...c2
- 2.Se2#
- 1...c4
- 2.Sxe6#
- 1...e5
- 2.Sf5#
- 1...Ke5
- Tries
- 1.Kf6?
- 1...c2
- 2.Se2#
- 1...c4
- 2.Sxe6#
- 1...Qb1
- 2.Se2#
- 2.Sxe6#
- 2.Qf2#
- 1...Qb3
- 2.Se2#
- 2.Qf2#
- 2.Qg1#
- 1...Qc4
- 2.Se2#
- 2.Qf2#
- 2.Qg1#
- 1...Qd5
- 2.Se2#
- 2.Qf2#
- 2.Qg1#
- 1...Qb2
- 2.Sxe6#
- 1...Qc2
- 2.Sxe6#
- 1...Qd2
- 2.Sxe6#
- 1...Qe2
- 2.Sxe2#
- 1...Qf2
- 2.Qxf2#
- 1...Qg2
- 2.Sxe6#
- 1...Qh2
- 2.Sxe6#
- 1...Qa3
- 2.Se2#
- 2.Sxe6#
- 2.Qf2#
- 2.Qg1#
- 1...Qa4
- 2.Se2#
- 2.Sxe6#
- 2.Qf2#
- 2.Qg1#
- 1...Qa5
- 2.Se2#
- 2.Sxe6#
- 2.Qf2#
- 2.Qg1#
- 1...Qa6
- 2.Se2#
- 2.Qf2#
- 2.Qg1#
- 1...Qa7
- 2.Se2#
- 2.Sxe6#
- 2.Qf2#
- 2.Qg1#
- 1...Qa8
- 2.Se2#
- 2.Sxe6#
- 2.Qf2#
- 2.Qg1#
- 1...Sc2
- 2.Se2#
- 1...Sb3
- 2.Sxe6#
- 1...Sa6
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...e5
- 2.Sf5#
- 1...Sd7+!
- 1...c2
- 1.Sf5+?
- 1...Ke5
- 2.Qe3#
- 1...exf5!
- 1...Ke5
- 1.Kf6?
- Keys
- 1.Kg7!
- 1...Ke5
- 2.Se2#
- 1...c2
- 2.Se2#
- 1...c4
- 2.Sxe6#
- 1...Qb1
- 2.Se2#
- 2.Sxe6#
- 1...Qb3
- 2.Se2#
- 1...Qc4
- 2.Se2#
- 1...Qd5
- 2.Se2#
- 1...Qb2
- 2.Sxe6#
- 1...Qc2
- 2.Sxe6#
- 1...Qd2
- 2.Sxe6#
- 1...Qe2
- 2.Sxe2#
- 1...Qf2
- 2.Sxe6#
- 1...Qg2
- 2.Sxe6#
- 1...Qh2
- 2.Sxe6#
- 1...Qa3
- 2.Se2#
- 2.Sxe6#
- 1...Qa4
- 2.Se2#
- 2.Sxe6#
- 1...Qa5
- 2.Se2#
- 2.Sxe6#
- 1...Qa6
- 2.Se2#
- 1...Qa7
- 2.Se2#
- 2.Sxe6#
- 1...Qa8
- 2.Se2#
- 2.Sxe6#
- 1...Sc2
- 2.Se2#
- 1...Sb3
- 2.Sxe6#
- 1...Sa6
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sd7
- 2.Sc6#
- 1...e5
- 2.Sf5#
- 1...Ke5
- 1.Kg7!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- K(d);S_FLIGHT::QAB(B)+S(C)
- Q(b);N_GUARD::S(C)
- Q(b);N_GUARD::S(C),XP(f)
- Q(b);N_GUARD,P_PINP(A)::S(C),XP(f)
- Q(b);N_GUARD::S(C),XQ(b)
- Q(b);N_GUARD,P_PINQ(B)::S(C),XP(f)
- S(a);S_CUTQ(b)::S(C)
- S(a);S_CUTQ(b)::S(C),XP(f)
- S(g);N_GUARD::S(E)
- S(g);N_GUARD::S(E),XS(g)
- P(c);S_CUTQ(b)::S(C)
- P(e);S_CUTQ(b)::S(C),XP(f)
- P(f);N_GUARD,SBLOCK::S(E)
- Tries
- Try
- K(D);P-FLIGHT
- Vars
- P(c);S_CUTQ(b)::S(C)
- P(e);S_CUTQ(b)::S(C),XP(f)
- Q(b);N_GUARD::S(C),XP(f)
- Q(b);N_GUARD::S(C),XQ(b)
- Q(b);N_GUARD,P_PINS(C)::QAB(B),XQ(b)
- S(a);S_CUTQ(b)::S(C)
- S(a);S_CUTQ(b)::S(C),XP(f)
- S(g);N_GUARD::S(E)
- S(g);N_GUARD::S(E),XS(g)
- P(f);N_GUARD::S(E)
- Refutation
- S(g);CHECK
- Try
- S(E);CHECK
- Vars
- K(d);S_FLIGHT::QAR2(B)
- Refutation
- P(f);XS(E)
- Try
- Actual
- K(D);P-FLIGHT
- Vars
- K(d);S_FLIGHT::QAB(B)+S(C)
- P(c);S_CUTQ(b)::S(C)
- P(e);S_CUTQ(b)::S(C),XP(f)
- Q(b);N_GUARD::S(C)
- Q(b);N_GUARD::S(C),XP(f)
- Q(b);N_GUARD::S(C),XQ(b)
- Q(b);N_GUARD,P_PINQ(B)::S(C),XP(f)
- S(a);S_CUTQ(b)::S(C)
- S(a);S_CUTQ(b)::S(C),XP(f)
- S(g);N_GUARD::S(E)
- S(g);N_GUARD::S(E),XS(g)
- P(f);N_GUARD,SBLOCK::S(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).