MESON Chess Problem Database
Problem Display
PID: 79347 (3r4/2N3p1/5p2/4p2P/1RNnk3/4PR2/2P4n/2bK1BQ1 w - - 0 1)
Barnes, Barry Peter
The Tablet, 1964
(First published on Sat Feb 29 1964)
#2
10 + 8
| 15239 | Valois Notebooks | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Kxf3
- 2.Qg2#
- 1...Bb2
- 2.Sd2#
- 1...Bd2
- 2.Sxd2#
- 1...Ba3
- 2.Sd2#
- 1...Bxe3
- 2.Qxe3#
- 1...Sxf1
- 2.Qg4#
- 1...Shxf3
- 2.Bd3#
- 2.Qg4#
- 1...Sg4
- 2.Qxg4#
- 1...Sxc2+
- 2.Sd2#
- 1...Se2+
- 2.Sd2#
- 1...Sb3+
- 2.Sd2#
- 1...Sdxf3+
- 2.Sd6#
- 1...Sb5+
- 2.Sd2#
- 1...Sf5+
- 2.Sd2#
- 1...Sc6+
- 2.Sd2#
- 1...Se6+
- 2.Sd2#
- 1...Kxf3
- Tries
- 1.Rh3?
- threat
- 2.Bd3#
- 1...Sxc2+
- 2.Sd6#
- 1...Se2+
- 2.Sd6#
- 1...Sb3+
- 2.Sd6#
- 1...Sdf3+
- 2.Sd6#
- 1...Sb5+
- 2.Sd6#
- 1...Sf5+
- 2.Sd2#
- 2.Sd6#
- 1...Sc6+
- 2.Sd6#
- 1...Se6+
- 2.Sd6#
- 1...Kf5
- 2.Qg6#
- 1...Sxf1
- 2.Qg4#
- 1...Bxe3!
- threat
- 1.Rxf6?
- threat
- 2.Bd3#
- 1...Sxc2+
- 2.Sd2#
- 2.Sd6#
- 1...Se2+
- 2.Sd2#
- 2.Sd6#
- 1...Sb3+
- 2.Sd2#
- 2.Sd6#
- 1...Sdf3+
- 2.Sd2#
- 2.Sd6#
- 1...Sb5+
- 2.Sd2#
- 2.Sd6#
- 1...Sf5+
- 2.Sd2#
- 1...Sc6+
- 2.Sd2#
- 2.Sd6#
- 1...Se6+
- 2.Sd2#
- 2.Sd6#
- 1...Sxf1
- 2.Qg4#
- 1...gxf6!
- threat
- 1.Qf2?
- threat
- 2.Bd3#
- 1...Sxc2+
- 2.Sd2#
- 2.Sd6#
- 1...Se2+
- 2.Sd2#
- 2.Sd6#
- 1...Sb3+
- 2.Sd2#
- 2.Sd6#
- 1...Sdxf3+
- 2.Sd6#
- 1...Sb5+
- 2.Sd2#
- 2.Sd6#
- 1...Sf5+
- 2.Sd2#
- 2.Sd6#
- 1...Sc6+
- 2.Sd2#
- 2.Sd6#
- 1...Se6+
- 2.Sd2#
- 2.Sd6#
- 1...Sxf1!
- threat
- 1.Qh1?
- threat
- 2.Bd3#
- 2.Rf4#
- 1...Sxc2+
- 2.Sd2#
- 2.Sd6#
- 1...Se2+
- 2.Sd2#
- 2.Sd6#
- 1...Sb3+
- 2.Sd2#
- 2.Sd6#
- 1...Sb5+
- 2.Sd2#
- 2.Sd6#
- 1...Sf5+
- 2.Sd2#
- 2.Sd6#
- 1...Sc6+
- 2.Sd2#
- 2.Sd6#
- 1...Se6+
- 2.Sd2#
- 2.Sd6#
- 1...Bxe3
- 2.Bd3#
- 1...Sxf1
- 2.Rf4#
- 1...Shxf3
- 2.Bd3#
- 1...Sdxf3+!
- threat
- 1.Qg2?
- threat
- 2.Bd3#
- 2.Rf4#
- 1...Sxc2+
- 2.Sd2#
- 2.Sd6#
- 1...Se2+
- 2.Sd2#
- 2.Sd6#
- 1...Sb3+
- 2.Sd2#
- 2.Sd6#
- 1...Sb5+
- 2.Sd2#
- 2.Sd6#
- 1...Sf5+
- 2.Sd2#
- 2.Sd6#
- 1...Sc6+
- 2.Sd2#
- 2.Sd6#
- 1...Se6+
- 2.Sd2#
- 2.Sd6#
- 1...Bxe3
- 2.Bd3#
- 1...Sxf1
- 2.Rf4#
- 2.Qg4#
- 1...Shxf3
- 2.Bd3#
- 2.Qg4#
- 1...Sdxf3+!
- threat
- 1.Qg3?
- threat
- 2.Bd3#
- 1...Sxc2+
- 2.Sd2#
- 2.Sd6#
- 1...Se2+
- 2.Sd2#
- 2.Sd6#
- 1...Sb3+
- 2.Sd2#
- 2.Sd6#
- 1...Sb5+
- 2.Sd2#
- 2.Sd6#
- 1...Sf5+
- 2.Sd2#
- 2.Sd6#
- 1...Sc6+
- 2.Sd2#
- 2.Sd6#
- 1...Se6+
- 2.Sd2#
- 2.Sd6#
- 1...Sxf1
- 2.Qg4#
- 1...Sdxf3+!
- threat
- 1.Qg6+?
- 1...Kxf3
- 2.Qg2#
- 1...Sf5+
- 2.Sd2#
- 1...f5!
- 1...Kxf3
- 1.Rh3?
- Keys
- 1.Rf5!
- threat
- 2.Bd3#
- 1...Sxc2+
- 2.Sd6#
- 1...Se2+
- 2.Sd6#
- 1...Sb3+
- 2.Sd6#
- 1...Sdf3+
- 2.Sd6#
- 1...Sb5+
- 2.Sd6#
- 1...Sxf5+
- 2.Sd2#
- 1...Sc6+
- 2.Sd6#
- 1...Se6+
- 2.Sd6#
- 1...Kxf5
- 2.Qg6#
- 1...Sxf1
- 2.Qg4#
- threat
- 1.Rf5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 6
- ADDED MATES = 1
- REMOVED MATES = 6
- Sets
- K(d);OGATEB,S_FLIGHT,XR(F)::QAB1(C)
- B(a);N_GUARD::S(H)
- B(a);N_GUARD::S(H),XB(a)
- B(a);OGATE,XP(E)::QAR1(C),XB(a)
- S(b);N_GUARD,XB(B)::QAR2(C)
- S(b);N_GUARD::QAR2(C),XS(b)
- S(c);CHECK,XP(D)::R(G)+S(H),DCHECK
- S(c);CHECK::R(G)+S(H),DCHECK
- S(c);CHECK,SBLOCK,XR(F)::R(G)+S(H),DCHECK
- Tries
- Try
- R(F);
- Threat
- B(B)
- Vars
- S(c);CHECK,XP(D)::R(G)+S(H),DCHECK
- S(c);CHECK::R(G)+S(H),DCHECK
- K(d);S_FLIGHT::QAB1(C)
- S(b);N_GUARD,XB(B)::QAR2(C)
- Refutation
- B(a);XP(E)
- Try
- R(F);XP(f)
- Threat
- B(B)
- Vars
- S(c);CHECK::R(G)+S(H),DCHECK
- S(b);N_GUARD,XB(B)::QAR2(C)
- Refutation
- P(g);XR(F)
- Try
- Q(C);
- Threat
- B(B)
- Vars
- S(c);CHECK,XR(F)::R(G)+S(H),DCHECK
- Refutation
- S(b);XB(B)
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- B(a);XP(E)::B(B)
- S(b);XB(B)::QAB(C)+R(F),DCHECK
- S(b);P_SPINS(b),XR(F)::B(B)
- Refutation
- S(c);CHECK,P_SPINS(c),XR(F)
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- B(a);XP(E)::B(B)
- Refutation
- S(c);CHECK,P_SPINS(c),XR(F)
- Try
- Q(C);
- Threat
- B(B)
- Vars
- S(b);N_GUARD,XB(B)::QAR2(C)
- Refutation
- S(c);CHECK,XR(F)
- Try
- Q(C);CHECK
- Vars
- K(d);OGATEB,S_FLIGHT,XR(F)::QAB1(C)
- S(c);CHECK,P_SPINS(c)::R(G)+S(H),DCHECK
- Refutation
- P(f);P_SPINP(f)
- Try
- Actual
- R(F);
- Threat
- B(B)
- Vars
- S(c);CHECK,XP(D)::R(G)+S(H),DCHECK
- S(c);CHECK::R(G)+S(H),DCHECK
- S(c);CHECK,SBLOCK,XR(F)::R(G)+S(H),DCHECK
- K(d);OGATEB,S_FLIGHT,XR(F)::QAB1(C)
- S(b);N_GUARD,XB(B)::QAR2(C)
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).