MESON Chess Problem Database
Problem Display
PID: 139366 (R6Q/6p1/2K5/8/8/2B3p1/rb6/kq5R w - - 0 1)
Baird, Edith Elina Helen (Mrs WJ)
Source?, 1893
#2
5 + 6
| 2794 | Terms & Themes of Chess Problems | 1907 |
| 102 | Probleemblad | 1979 |
SOLUTION
- SOUND
- Sets
- 1...Qc1
- 2.Rxc1#
- 1...Qd1
- 2.Rxd1#
- 1...Qe1
- 2.Rxe1#
- 1...Qf1
- 2.Rxf1#
- 1...Qg1
- 2.Rxg1#
- 1...Qxh1+
- 2.Qxh1#
- 1...Ra3
- 2.Rxa3#
- 1...Ra4
- 2.Rxa4#
- 1...Ra5
- 2.Rxa5#
- 1...Ra6+
- 2.Rxa6#
- 1...Ra7
- 2.Rxa7#
- 1...Rxa8
- 2.Qxa8#
- 1...g5
- 2.Bxb2#
- 1...g6
- 2.Bxb2#
- 1...Qc1
- Tries
- 1.Qh7?
- threat
- 2.Rxb1#
- 2.Qxb1#
- 1...Qxh1+
- 2.Qxh1#
- 1...Ra6+
- 2.Rxa6#
- 1...Rxa8
- 2.Qxb1#
- 1...Ra3
- 2.Rxa3#
- 2.Qxb1#
- 1...Ra4
- 2.Rxa4#
- 2.Qxb1#
- 1...Ra5
- 2.Rxa5#
- 2.Qxb1#
- 1...Ra7
- 2.Rxa7#
- 2.Qxb1#
- 1...Qc1
- 2.Rxc1#
- 1...Qd1
- 2.Rxd1#
- 1...Qe1
- 2.Rxe1#
- 1...Qf1
- 2.Rxf1#
- 1...Qg1
- 2.Rxg1#
- 1...g6!
- threat
- 1.Qb8?
- threat
- 2.Bxb2#
- 2.Qxb2#
- 1...Ra6+
- 2.Rxa6#
- 1...Rxa8
- 2.Qxb2#
- 2.Qxa8#
- 1...Bxc3
- 2.Rxb1#
- 2.Qxb1#
- 1...Qc1
- 2.Rxc1#
- 2.Qxb2#
- 1...Qd1
- 2.Rxd1#
- 2.Qxb2#
- 1...Qe1
- 2.Rxe1#
- 2.Qxb2#
- 1...Qf1
- 2.Rxf1#
- 2.Qxb2#
- 1...Qg1
- 2.Rxg1#
- 2.Qxb2#
- 1...Ra3
- 2.Rxa3#
- 2.Qxb2#
- 1...Ra4
- 2.Rxa4#
- 2.Qxb2#
- 1...Ra5
- 2.Rxa5#
- 2.Qxb2#
- 1...Ra7
- 2.Rxa7#
- 2.Qxa7#
- 2.Qxb2#
- 1...Qxh1+!
- threat
- 1.Qg8?
- threat
- 2.Rxa2#
- 2.Qxa2#
- 1...Ra6+
- 2.Rxa6#
- 1...Rxa8
- 2.Qxa8#
- 1...Qc1
- 2.Rxc1#
- 2.Qxa2#
- 1...Qd1
- 2.Rxd1#
- 2.Qxa2#
- 1...Qe1
- 2.Rxe1#
- 2.Qxa2#
- 1...Qf1
- 2.Rxf1#
- 2.Qxa2#
- 1...Qg1
- 2.Rxg1#
- 2.Qxa2#
- 1...Ra3
- 2.Rxa3#
- 1...Ra4
- 2.Rxa4#
- 1...Ra5
- 2.Rxa5#
- 1...Ra7
- 2.Rxa7#
- 1...Qxh1+!
- threat
- 1.Qh7?
- Keys
- 1.Bxg7!
- threat
- 2.Bxb2#
- 1...Qc1+
- 2.Rxc1#
- 1...Qxh1+
- 2.Qxh1#
- 1...Ra6+
- 2.Rxa6#
- 1...Rxa8
- 2.Qxa8#
- 1...Bxg7
- 2.Qxg7#
- 1...Qd1
- 2.Rxd1#
- 1...Qe1
- 2.Rxe1#
- 1...Qf1
- 2.Rxf1#
- 1...Qg1
- 2.Rxg1#
- 1...Ra3
- 2.Rxa3#
- 1...Ra4
- 2.Rxa4#
- 1...Ra5
- 2.Rxa5#
- 1...Ra7
- 2.Rxa7#
- 1...Bc3
- 2.Bxc3#
- 1...Bd4
- 2.Bxd4#
- 1...Be5
- 2.Bxe5#
- 1...Bf6
- 2.Bxf6#
- threat
- 1.Bxg7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 2
- Sets
- Q(b);OGATEB,P_PINB(B)::R(A),XQ(b)
- Q(b);OGATEB::R(A),XQ(b)
- Q(b);CHECK,N_SPINQ(b),OGATE,XR(A)::QAB1(E),XQ(b)
- R(c);OGATEB::R(D),XR(c)
- R(c);CHECK,OGATEB::R(D),XR(c)
- R(c);N_SPINR(c),OGATE,XR(D)::QAB(E),XR(c)
- P(f);::B(B),XB(d)
- Tries
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- Q(b);CHECK,N_SPINQ(b),OGATE,XR(A)::QAB1(E),XQ(b)
- R(c);CHECK,OGATEB::R(D),XR(c)
- R(c);N_SPINR(c),XR(D)::QAR1(E),XQ(b)
- Q(b);OGATEB,P_PINB(B)::R(A),XQ(b)
- Q(b);OGATEB::R(A),XQ(b)
- Refutation
- P(f);
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- R(c);CHECK,OGATEB::R(D),XR(c)
- Refutation
- Q(b);CHECK,N_SPINQ(b),XR(A)
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- R(c);CHECK,OGATEB::R(D),XR(c)
- R(c);N_SPINR(c),OGATE,XR(D)::QAB(E),XR(c)
- R(c);OGATEB::R(D),XR(c)
- Refutation
- Q(b);CHECK,N_SPINQ(b),XR(A)
- Try
- Actual
- B(B);XP(f)
- Threat
- B(B),XB(d)
- Vars
- Q(b);CHECK,OGATEB::R(A),XQ(b)
- Q(b);CHECK,N_SPINQ(b),OGATE,XR(A)::QAB1(E),XQ(b)
- R(c);CHECK,OGATEB::R(D),XR(c)
- R(c);N_SPINR(c),OGATE,XR(D)::QAB(E),XR(c)
- B(d);OGATE,XB(B)::QAB(E),XB(d)
- Q(b);OGATEB::R(A),XQ(b)
- R(c);OGATEB::R(D),XR(c)
- B(d);OGATEB::B(B),XB(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).