MESON Chess Problem Database
Problem Display
PID: 42258 (1b1Rnn2/1rp2NR1/1P2k1P1/4B1Qp/B3Np2/p3q3/KP6/8 w - - 0 1)
Barnes, Barry Peter
Burger, Robert Eugene
3rd Prize, BCF 132. Ty., 1972-1973
#2
11 + 10
| 3753 | FIDE Album (1971-1973) | 1978 |
| 4199 | Barnes about Chess Problems | 2001 |
SOLUTION
- SOUND
- Sets
- 1...Qg1
- 2.Bb3#
- 1...Qd2
- 2.Sc5#
- 1...Qf2
- 2.Bb3#
- 1...Qc5
- 2.Sxc5#
- 1...Qe1
- 2.Sc5#
- 2.Bb3#
- 1...Qe2
- 2.Sc5#
- 1...Qb3+
- 2.Bxb3#
- 1...Qd3
- 2.Sc5#
- 1...Qf3
- 2.Sc5#
- 1...Qg3
- 2.Sc5#
- 1...Qh3
- 2.Sc5#
- 1...Sf6
- 2.Qxf6#
- 1...Sxg7
- 2.Qf6#
- 1...Qg1
- Tries
- 1.Bc6?
- threat
- 2.Bd5#
- 2.Rxe8#
- 1...Qxe4
- 2.Rxe8#
- 1...Sxg7
- 2.Bd5#
- 2.Qf6#
- 1...Sxg6
- 2.Bd5#
- 1...cxb6
- 2.Bd5#
- 1...Sf6
- 2.Qxf6#
- 1...Qd2
- 2.Sc5#
- 2.Rxe8#
- 1...Qd4
- 2.Rxe8#
- 1...Qc5
- 2.Sxc5#
- 1...Qd3
- 2.Sc5#
- 2.Rxe8#
- 1...Sd6
- 2.Qf6#
- 1...Sd7
- 2.Rxe8#
- 1...Qb3+!
- threat
- 1.Bc3?
- threat
- 2.Bb3#
- 2.Rxe8#
- 2.Qe5#
- 1...Qxb6
- 2.Rxe8#
- 2.Qe5#
- 1...Qxc3
- 2.Rxe8#
- 1...Qxe4
- 2.Rxe8#
- 1...Rxb6
- 2.Rxe8#
- 2.Qe5#
- 1...Sxg7
- 2.Bb3#
- 2.Qf6#
- 2.Qe5#
- 1...Sxg6
- 2.Bb3#
- 2.Bd7#
- 1...cxb6
- 2.Bb3#
- 1...Sf6
- 2.Qxf6#
- 2.Qe5#
- 1...Qd2
- 2.Sc5#
- 2.Rxe8#
- 2.Qe5#
- 1...Qd4
- 2.Rxe8#
- 1...Qc5
- 2.Sxc5#
- 1...Qe2
- 2.Sc5#
- 2.Rxe8#
- 2.Qe5#
- 1...Qd3
- 2.Sc5#
- 2.Rxe8#
- 2.Qe5#
- 1...Sd6
- 2.Qe5#
- 1...Sd7
- 2.Bb3#
- 2.Bxd7#
- 2.Rxe8#
- 1...c6
- 2.Bb3#
- 1...c5!
- threat
- 1.Bd4?
- threat
- 2.Sc5#
- 2.Rxe8#
- 2.Qe5#
- 1...Qb3+
- 2.Bxb3#
- 1...Qxd4
- 2.Rxe8#
- 1...Qxe4
- 2.Rxe8#
- 1...Sxg7
- 2.Sc5#
- 2.Qf6#
- 2.Qe5#
- 1...Sxg6
- 2.Sc5#
- 2.Bd7#
- 1...Sf6
- 2.Qxf6#
- 2.Qe5#
- 1...Qc1
- 2.Rxe8#
- 2.Qe5#
- 1...Qc3
- 2.Rxe8#
- 2.Qe5#
- 1...Sd6
- 2.Sc5#
- 2.Qe5#
- 1...Sd7
- 2.Bxd7#
- 2.Rxe8#
- 1...c5
- 2.Sxc5#
- 1...c6
- 2.Sc5#
- 1...cxb6!
- threat
- 1.Bd6?
- threat
- 2.Rxe8#
- 2.Qe5#
- 1...Qb3+
- 2.Bxb3#
- 1...Qxe4
- 2.Rxe8#
- 1...Sxd6
- 2.Qe5#
- 1...Sxg7
- 2.Qe5#
- 1...Sxg6
- 2.Bd7#
- 1...cxb6
- 2.Qe5#
- 1...c5
- 2.Qe5#
- 1...Qd4
- 2.Rxe8#
- 1...Qc5
- 2.Sxc5#
- 2.Rxe8#
- 1...Qc3
- 2.Rxe8#
- 1...Sf6
- 2.Qe5#
- 1...Sd7
- 2.Bxd7#
- 2.Rxe8#
- 1...c6
- 2.Qe5#
- 1...cxd6!
- threat
- 1.Bf6?
- threat
- 2.Rxe8#
- 2.Qd5#
- 2.Qe5#
- 1...Qb3+
- 2.Bxb3#
- 1...Qxe4
- 2.Rxe8#
- 1...Sxf6
- 2.Qxf6#
- 2.Qe5#
- 1...Sxg7
- 2.Qd5#
- 2.Qe5#
- 1...Sxg6
- 2.Bd7#
- 2.Qd5#
- 1...cxb6
- 2.Qd5#
- 1...c5
- 2.Qd5#
- 1...Qd2
- 2.Sc5#
- 2.Rxe8#
- 2.Qe5#
- 1...Qd4
- 2.Rxe8#
- 1...Qc5
- 2.Sxc5#
- 1...Qc3
- 2.Rxe8#
- 2.Qd5#
- 1...Qd3
- 2.Sc5#
- 2.Rxe8#
- 2.Qe5#
- 1...Sd6
- 2.Qe5#
- 1...Sd7
- 2.Bxd7#
- 2.Rxe8#
- 1...c6!
- threat
- 1.Rd4?
- threat
- 2.Sc5#
- 2.Sd8#
- 1...Qb3+
- 2.Bxb3#
- 1...Qxe4
- 2.Sd8#
- 1...cxb6
- 2.Sd8#
- 1...Sf6
- 2.Sd8#
- 2.Qxf6#
- 1...c5
- 2.Sxc5#
- 2.Sd8#
- 1...Qc1
- 2.Sd8#
- 1...Qc3
- 2.Sd8#
- 1...Sd7
- 2.Sd8#
- 2.Bxd7#
- 1...Qxd4!
- threat
- 1.Qe7+?
- 1...Kxe7
- 2.Rxe8#
- 1...Kf5!
- 1...Kxe7
- 1.Qg4+?
- 1...Ke7
- 2.Rxe8#
- 1...hxg4!
- 1...Ke7
- 1.Qf5+?
- 1...Ke7
- 2.Rxe8#
- 1...Kxf5!
- 1...Ke7
- 1.Bc6?
- Keys
- 1.Bxc7!
- threat
- 2.Rxe8#
- 2.Qe5#
- 1...Qb3+
- 2.Bxb3#
- 1...Qxe4
- 2.Rxe8#
- 1...Rxc7
- 2.Qe5#
- 1...Bxc7
- 2.Rxe8#
- 1...Sxc7
- 2.Rd6#
- 2.Qf6#
- 2.Qe5#
- 1...Sxg7
- 2.Rd6#
- 2.Qf6#
- 2.Qe5#
- 1...Sxg6
- 2.Bd7#
- 1...Sf6
- 2.Qxf6#
- 2.Qe5#
- 1...Qd4
- 2.Rxe8#
- 1...Qc5
- 2.Sxc5#
- 1...Qc3
- 2.Rxe8#
- 1...Sd6
- 2.Rxd6#
- 2.Qe5#
- 1...Sd7
- 2.Bxd7#
- 2.Rxe8#
- threat
- 1.Bxc7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 10
- Sets
- Q(b);N_GUARD::B(C)
- Q(b);N_GUARD,P_PINP(B)::S(D)
- Q(b);N_GUARD,P_PINP(B)::B(C)
- Q(b);N_GUARD::S(D),XQ(b)
- Q(b);CHECK,N_GUARD::B(C),XQ(b)
- Q(b);N_GUARD::S(D)
- S(i);N_GUARD::QAR1(F),XS(i)
- S(i);N_GUARD,XR(J)::QAR1(F)
- Tries
- Try
- B(C);
- Threat
- DUALS(2)
- Vars
- Q(b);XS(D)::R(K),XS(i)
- S(j);XP(H)::B(C)
- P(g);XP(G)::B(C)
- S(i);N_GUARD::QAR1(F),XS(i)
- Q(b);::R(K),XS(i)
- Q(b);N_GUARD::S(D),XQ(b)
- S(i);N_GUARD::QAR1(F)
- S(j);::R(K),XS(i)
- Refutation
- Q(b);CHECK
- Try
- B(E);
- Threat
- DUALS(3)
- Vars
- Q(b);XB(E)::R(K),XS(i)
- Q(b);XS(D)::R(K),XS(i)
- P(g);XP(G)::B(C)
- Q(b);::R(K),XS(i)
- Q(b);N_GUARD::S(D),XQ(b)
- S(i);::QAR1(F)
- P(g);::B(C)
- Refutation
- P(g);
- Try
- B(E);
- Threat
- DUALS(3)
- Vars
- Q(b);CHECK,N_GUARD::B(C),XQ(b)
- Q(b);XB(E)::R(K),XS(i)
- Q(b);XS(D)::R(K),XS(i)
- P(g);::S(D),XP(g)
- P(g);::S(D)
- Refutation
- P(g);XP(G)
- Try
- B(E);
- Threat
- DUALS(2)
- Vars
- Q(b);CHECK,N_GUARD::B(C),XQ(b)
- Q(b);XS(D)::R(K),XS(i)
- S(i);XB(E)::QAR1(F)
- S(i);XR(J)::QAR1(F)
- S(j);N_GUARD,XP(H)::B(C)
- P(g);XP(G)::QAR1(F)
- P(g);::QAR1(F)
- Q(b);::R(K),XS(i)
- S(i);::QAR1(F)
- Refutation
- P(g);XB(E)
- Try
- B(E);
- Threat
- DUALS(3)
- Vars
- Q(b);CHECK,N_GUARD::B(C),XQ(b)
- Q(b);XS(D)::R(K),XS(i)
- P(g);XP(G)::QAB1(F)
- P(g);::QAB1(F)
- Q(b);::R(K),XS(i)
- Q(b);N_GUARD::S(D),XQ(b)
- S(i);::QAR1(F)
- Refutation
- P(g);
- Try
- R(K);
- Threat
- DUALS(2)
- Vars
- Q(b);CHECK,N_GUARD::B(C),XQ(b)
- Q(b);XS(D)::S(I)
- P(g);XP(G)::S(I)
- Q(b);::S(I)
- Refutation
- Q(b);XR(K)
- Try
- Q(F);CHECK
- Vars
- K(e);P-FLIGHT,XQ(F)::R1(K),XS(i)
- Refutation
- K(e);S_FLIGHT
- Try
- Q(F);CHECK
- Vars
- K(e);P-FLIGHT::R1(K),XS(i)
- Refutation
- P(d);XQ(F)
- Try
- Q(F);CHECK
- Vars
- K(e);P-FLIGHT::R1(K),XS(i)
- Refutation
- K(e);S_FLIGHT,XQ(F)
- Try
- Actual
- B(E);XP(g)
- Threat
- DUALS(2)
- Vars
- Q(b);CHECK,N_GUARD::B(C),XQ(b)
- Q(b);XS(D)::R(K),XS(i)
- R(f);XB(E)::QAR1(F)
- B(h);XB(E)::R(K),XS(i)
- S(j);N_GUARD,XP(H)::B(C)
- Q(b);::R(K),XS(i)
- Q(b);N_GUARD::S(D),XQ(b)
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).