MESON Chess Problem Database
Problem Display
PID: 94861 (1B2K3/3P3B/2R3n1/4Nk2/bp5n/2Q4P/3pR3/8 w - - 0 1)
Ouellet, Charles
British Chess Magazine, 1984
#2
9 + 6
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Tries
- 1.Sd3?
- threat
- 2.Re5#
- 2.Rc5#
- 2.Qe5#
- 2.Qf6#
- 2.Qc5#
- 1...Bxc6
- 2.Qe5#
- 1...bxc3
- 2.Re5#
- 1...Bb3
- 2.Re5#
- 2.Qe5#
- 2.Qf6#
- 1...Sf3
- 2.Qf6#
- 1...Kg5!
- threat
- 1.Sf3?
- threat
- 2.Rc5#
- 2.Rf6#
- 2.Qe5#
- 2.Qf6#
- 2.Qd3#
- 2.Qc5#
- 1...Bxc6
- 2.Qe5#
- 1...Sxf3
- 2.Qf6#
- 1...d1Q
- 2.Rf6#
- 2.Qe5#
- 2.Qf6#
- 1...d1R
- 2.Rf6#
- 2.Qe5#
- 2.Qf6#
- 1...Bc2
- 2.Rc5#
- 2.Rf6#
- 2.Qe5#
- 2.Qf6#
- 2.Qxc2#
- 2.Qc5#
- 1...Bb3
- 2.Rf6#
- 2.Qe5#
- 2.Qf6#
- 2.Qd3#
- 1...Bb5
- 2.Rc5#
- 2.Rf6#
- 2.Qe5#
- 2.Qf6#
- 2.Qc5#
- 1...bxc3!
- threat
- 1.Sg4?
- threat
- 2.Rc5#
- 2.Qe5#
- 2.Qf6#
- 2.Qc5#
- 1...Bxc6
- 2.Qe5#
- 2.Qf6#
- 1...bxc3
- 2.Rc5#
- 1...d1Q
- 2.Qe5#
- 2.Qf6#
- 1...d1R
- 2.Qe5#
- 2.Qf6#
- 1...Bb3
- 2.Qe5#
- 2.Qf6#
- 1...Sf3
- 2.Qf6#
- 1...Kg5!
- threat
- 1.Sxg6?
- threat
- 2.Re5#
- 2.Rc5#
- 2.Qe5#
- 2.Qf6#
- 2.Qc5#
- 1...Bxc6
- 2.Qe5#
- 1...Sxg6
- 2.Rc5#
- 2.Qe5#
- 2.Qf6#
- 2.Qc5#
- 1...bxc3
- 2.Re5#
- 1...d1Q
- 2.Re5#
- 2.Qe5#
- 2.Qf6#
- 1...d1R
- 2.Re5#
- 2.Qe5#
- 2.Qf6#
- 1...Bb3
- 2.Re5#
- 2.Qe5#
- 2.Qf6#
- 1...Sf3
- 2.Qf6#
- 1...Kg5!
- threat
- 1.Sf7?
- threat
- 2.Rc5#
- 2.Rf6#
- 2.Qe5#
- 2.Qf6#
- 2.Qd3#
- 2.Qc5#
- 1...Bxc6
- 2.Qe5#
- 1...d1Q
- 2.Rf6#
- 2.Qe5#
- 2.Qf6#
- 1...d1R
- 2.Rf6#
- 2.Qe5#
- 2.Qf6#
- 1...Bc2
- 2.Rc5#
- 2.Rf6#
- 2.Qe5#
- 2.Qf6#
- 2.Qxc2#
- 2.Qc5#
- 1...Bb3
- 2.Rf6#
- 2.Qe5#
- 2.Qf6#
- 2.Qd3#
- 1...Bb5
- 2.Rc5#
- 2.Rf6#
- 2.Qe5#
- 2.Qf6#
- 2.Qc5#
- 1...Sf3
- 2.Bxg6#
- 2.Rf6#
- 2.Qf6#
- 2.Qd3#
- 2.Qxf3#
- 1...bxc3!
- threat
- 1.Bxg6+?
- 1...Kf4
- 2.Sf3#
- 2.Sf7#
- 2.Qe3#
- 1...Kg5
- 2.Sf7#
- 2.Qxd2#
- 2.Qe3#
- 1...Sxg6!
- 1...Kf4
- 1.Qf3+?
- 1...Kg5
- 2.Sf7#
- 1...Sxf3!
- 1...Kg5
- 1.Sd3?
- Keys
- 1.Rc5!
- threat
- 2.Sd3#
- 2.Sf3#
- 2.Sc4#
- 2.Sg4#
- 2.Sc6#
- 2.Sxg6#
- 2.Sf7#
- 1...Bxd7+
- 2.Sxd7#
- 1...Kf4
- 2.Sxg6#
- 1...Kg5
- 2.Sf7#
- 1...Ke6
- 2.Sxg6#
- 1...Kf6
- 2.Sg4#
- 1...bxc3
- 2.Sg4#
- 1...d1Q
- 2.Sd3#
- 1...d1R
- 2.Sd3#
- 1...Bb3
- 2.Sc4#
- 1...Bc6
- 2.Sxc6#
- 1...Sf3
- 2.Sxf3#
- threat
- 1.Rc5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 11
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(D);
- Threat
- DUALS(5)
- Vars
- B(b);P_PINP(F),XR(E)::QAR1(B)
- P(c);XQ(B)::R1(A)
- S(d);::QAR1(B)
- Refutation
- K(e);N_SPINS(f),P-FLIGHT
- Try
- S(D);
- Threat
- DUALS(6)
- Vars
- B(b);P_PINP(F),XR(E)::QAR1(B)
- S(d);XS(D)::QAR1(B)
- Refutation
- P(c);XQ(B)
- Try
- S(D);
- Threat
- DUALS(4)
- Vars
- P(c);XQ(B)::R(E)
- S(d);::QAR1(B)
- Refutation
- K(e);N_SPINS(f),P-FLIGHT
- Try
- S(D);XS(f)
- Threat
- DUALS(5)
- Vars
- B(b);P_PINP(F),XR(E)::QAR1(B)
- P(c);XQ(B)::R1(A)
- S(d);::QAR1(B)
- Refutation
- K(e);P-FLIGHT
- Try
- S(D);
- Threat
- DUALS(6)
- Vars
- B(b);P_PINP(F),XR(E)::QAR1(B)
- Refutation
- P(c);XQ(B)
- Try
- B(G);CHECK,XS(f)
- Refutation
- S(d);XB(G)
- Try
- Q(B);CHECK
- Vars
- K(e);N_SPINS(f),P-FLIGHT::S(D)
- Refutation
- S(d);XQ(B)
- Try
- Actual
- R(E);P_SPINP(F)
- Threat
- DUALS(7)
- Vars
- B(b);CHECK,XP(F)::R(E)+S(D),XB(b)
- K(e);N_SPINS(f),P-FLIGHT::B(H)+S(D),DCHECK,XS(f)
- K(e);N_SPINS(f),P-FLIGHT::R(E)+S(D),DCHECK
- K(e);N_SPINS(f),S_FLIGHT::R(A)+S(D),XS(f)
- K(e);N_SPINS(f),P-FLIGHT::QAB(B)+S(D),DCHECK
- P(c);XQ(B)::R(E)+S(D)
- P(a);::R(E)+S(D)
- B(b);N_PINP(F)::R(E)+S(D)
- B(b);::R(E)+S(D),XB(b)
- S(d);::R(E)+S(D),XS(d)
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).