MESON Chess Problem Database
Problem Display
PID: 143443 (1B1K4/1R1Rp2p/p2qP2Q/P3kp2/1pP5/1P3P1B/5P2/8 w - - 0 1)
Anonymous
Hackney Mercury, 1894
#2
12 + 7
| 15 | British Chess Magazine | 1894 |
SOLUTION
- SOUND
- Sets
- 1...Kd4
- 2.Qe3#
- 1...Qc7+
- 2.Bxc7#
- 1...f4
- 2.Qg7#
- 1...Kd4
- Tries
- 1.Kc8?
- 1...Qc7+
- 2.Bxc7#
- 1...Kd4
- 2.Qe3#
- 1...f4
- 2.Qg7#
- 1...Qxb8+!
- 1...Qc7+
- 1.Ke8?
- 1...Kd4
- 2.Qe3#
- 1...Qc7
- 2.Bxc7#
- 2.Rd5#
- 1...f4
- 2.Qg7#
- 1...Qxb8+!
- 1...Kd4
- 1.Bxd6+?
- 1...Kd4
- 2.Qd2#
- 2.Qe3#
- 1...exd6!
- 1...Kd4
- 1.Bc7?
- 1...Kd4
- 2.Qe3#
- 1...f4
- 2.Qg7#
- 1...Qxc7+!
- 1...Kd4
- 1.Rxb4?
- 1...Qc7+
- 2.Bxc7#
- 1...Kd4
- 2.Qe3#
- 1...f4
- 2.Qg7#
- 1...Qxb8+!
- 1...Qc7+
- 1.Rb5+?
- 1...Kd4
- 2.Qd2#
- 2.Qe3#
- 1...axb5!
- 1...Kd4
- 1.Rb6?
- 1...Qc7+
- 2.Bxc7#
- 1...Kd4
- 2.Qe3#
- 1...f4
- 2.Qg7#
- 1...Qxb8+!
- 1...Qc7+
- 1.Ra7?
- 1...Qc7+
- 2.Bxc7#
- 1...Kd4
- 2.Qe3#
- 1...f4
- 2.Qg7#
- 1...Qxb8+!
- 1...Qc7+
- 1.Qg7+?
- 1...Kf4
- 2.Qg3#
- 1...Kxe6!
- 1...Kf4
- 1.Kc8?
- Keys
- 1.Rc7!
- 1...Qxc7+
- 2.Bxc7#
- 1...Qxd7+
- 2.Rxd7#
- 1...Kd4
- 2.Qe3#
- 1...Qxe6
- 2.Rc5#
- 1...Qc5
- 2.Rxc5#
- 1...Qd1
- 2.Rc5#
- 1...Qd2
- 2.Rc5#
- 1...Qd3
- 2.Rc5#
- 1...Qd4
- 2.Rc5#
- 1...Qd5
- 2.Rxd5#
- 1...Qb6
- 2.Rd5#
- 1...Qc6
- 2.Rxc6#
- 1...f4
- 2.Qg7#
- 1...Qxc7+
- 1.Rc7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 10
- REMOVED MATES = 0
- Sets
- K(b);S_FLIGHT::QAB1(H)
- Q(e);CHECK,N_PINR(J),OGATEB::B(K),XQ(e)
- P(c);SBLOCK::QAB(H)
- Tries
- Try
- K(L);N_SPINR(J),P-FLIGHT
- Vars
- Q(e);CHECK,OGATEB::B(K),XQ(e)
- K(b);S_FLIGHT::QAB1(H)
- P(c);SBLOCK::QAB(H)
- Refutation
- Q(e);CHECK,N_SPINQ(e),XB(K)
- Try
- K(L);N_SPINR(J),P-FLIGHT
- Vars
- K(b);S_FLIGHT::QAB1(H)
- P(c);SBLOCK::QAB(H)
- Refutation
- Q(e);CHECK,N_SPINQ(e),XB(K)
- Try
- B(K);CHECK,N_SPINR(J),XQ(e)
- Refutation
- P(f);XB(K)
- Try
- B(K);
- Vars
- K(b);S_FLIGHT::QAB1(H)
- P(c);SBLOCK::QAB(H)
- Refutation
- Q(e);CHECK,N_PINR(J),N_SPINQ(e),XB(K)
- Try
- R(I);XP(a)
- Vars
- Q(e);CHECK,N_PINR(J),OGATEB::B(K),XQ(e)
- K(b);S_FLIGHT::QAB1(H)
- P(c);SBLOCK::QAB(H)
- Refutation
- Q(e);CHECK,N_PINR(J),N_SPINQ(e),XB(K)
- Try
- R(I);CHECK
- Refutation
- P(d);XR(I)
- Try
- R(I);
- Vars
- Q(e);CHECK,N_PINR(J),OGATEB::B(K),XQ(e)
- K(b);S_FLIGHT::QAB1(H)
- P(c);SBLOCK::QAB(H)
- Refutation
- Q(e);CHECK,N_PINR(J),N_SPINQ(e),XB(K)
- Try
- R(I);
- Vars
- Q(e);CHECK,N_PINR(J),OGATEB::B(K),XQ(e)
- K(b);S_FLIGHT::QAB1(H)
- P(c);SBLOCK::QAB(H)
- Refutation
- Q(e);CHECK,N_PINR(J),N_SPINQ(e),XB(K)
- Try
- Q(H);CHECK
- Vars
- K(b);S_FLIGHT::QAB1(H)
- Refutation
- K(b);N_SPINQ(e),P-FLIGHT,P_SPINP(c),XP(G)
- Try
- Actual
- R(I);N_PINQ(e)
- Vars
- Q(e);CHECK,N_PINR(J),OGATE,P_SPINQ(e),XR(I)::B(K),XQ(e)
- Q(e);CHECK,OGATE,XR(J)::B(K)+R(I),XQ(e)
- K(b);P_SPINQ(e),S_FLIGHT::QAB1(H)
- Q(e);N_PINR(J),XP(G)::B(K)+R(I),DCHECK
- Q(e);N_PINR(J)::B(K)+R(I),DCHECK,XQ(e)
- Q(e);::B(K)+R(I),DCHECK
- Q(e);::R1(J),XQ(e)
- Q(e);N_PINR(J),P_PINR(I)::R1(J)
- Q(e);N_PINR(J),OGATEB::B(K)+R(I),XQ(e)
- P(c);SBLOCK::QAB(H)
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).