MESON Chess Problem Database
Problem Display
PID: 208736 (8/8/3p4/1Ppk1P2/2R1pK2/3b3B/P2PN3/1Q6 w - - 0 1)
Brown, Theodore Morris
St. Louis Globe Democrat, 1875
#2
9 + 5
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Kxc4
- 2.Qb3#
- 1...Bxe2
- 2.Qxe4#
- 1...Bxc4
- 2.Qxe4#
- 1...e3
- 2.Qxd3#
- 1...Kxc4
- Tries
- 1.Ra4?
- threat
- 2.Sc3#
- 1...Bxe2
- 2.Qxe4#
- 1...Bxb5
- 2.Qxe4#
- 1...Bc4
- 2.Qxe4#
- 1...c4!
- threat
- 1.Qc2?
- 1...Bxe2
- 2.Qxe4#
- 1...Bxc4
- 2.Qxe4#
- 1...e3
- 2.Qxd3#
- 1...Bxc2!
- 1...Bxe2
- 1.Ra4?
- Keys
- 1.Bf1!
- 1...Kxc4
- 2.Qb3#
- 1...Bxb1
- 2.Sc3#
- 1...Bxe2
- 2.Qxe4#
- 1...Bxc4
- 2.Qxe4#
- 1...Bc2
- 2.Sc3#
- 1...e3
- 2.Qxd3#
- 1...Kxc4
- 1.Bf1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- K(d);OGATEB,S_FLIGHT,XR(F)::QAB1(A)
- B(a);OGATE,XS(D)::QAB1(A),XP(b)
- B(a);OGATE,XR(F)::QAB1(A),XP(b)
- P(b);N_GUARD::QAR2(A),XB(a)
- Tries
- Try
- R(F);
- Threat
- S(D)
- Vars
- B(a);OGATE,XS(D)::QAB1(A),XP(b)
- B(a);OGATE,XP(H)::QAB1(A),XP(b)
- B(a);OGATE::QAB1(A),XP(b)
- Refutation
- P(c);
- Try
- Q(A);
- Vars
- B(a);OGATE,XS(D)::QAB1(A),XP(b)
- B(a);OGATE,XR(F)::QAB1(A),XP(b)
- P(b);N_GUARD::QAR2(A),XB(a)
- Refutation
- B(a);XQ(A)
- Try
- Actual
- B(E);
- Vars
- K(d);OGATEB,S_FLIGHT,XR(F)::QAB1(A)
- B(a);XQ(A)::S(D)
- B(a);OGATE,XS(D)::QAB1(A),XP(b)
- B(a);OGATE,XR(F)::QAB1(A),XP(b)
- B(a);::S(D)
- P(b);N_GUARD::QAR2(A),XB(a)
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).