MESON Chess Problem Database
Problem Display
PID: 2128 (8/1B3N2/6bR/K1kp1Pr1/p1ppp2B/P3Qn2/8/3R4 w - - 0 1)
Brown, Theodore Morris
Source?, 0000
#2
9 + 9
| 1679 | American Chess Nuts | 1868 |
SOLUTION
- SOUND
- Sets
- 1...Rg1
- 2.Be7#
- 1...Rg2
- 2.Be7#
- 1...Rg3
- 2.Be7#
- 1...Rg4
- 2.Be7#
- 1...Rxf5
- 2.Be7#
- 1...Rh5
- 2.Be7#
- 1...Bxf5
- 2.Rc6#
- 1...Bh5
- 2.Rc6#
- 1...Bxf7
- 2.Rc6#
- 1...Bh7
- 2.Rc6#
- 1...Se1
- 2.Qxd4#
- 1...Sg1
- 2.Qxd4#
- 1...Sh2
- 2.Qxd4#
- 1...Sxh4
- 2.Qxd4#
- 1...Se5
- 2.Qxd4#
- 1...dxe3
- 2.Rxd5#
- 1...Rg1
- Tries
- 1.Bxg5?
- threat
- 2.Be7#
- 1...Sxg5
- 2.Qxd4#
- 1...c3!
- threat
- 1.Rxd4?
- threat
- 2.Rxd5#
- 1...c3
- 2.Qxc3#
- 1...Sxd4!
- threat
- 1.Rxg6?
- threat
- 2.Rc6#
- 1...Se5
- 2.Qxd4#
- 1...Rxg6!
- threat
- 1.Qb3?
- threat
- 2.Qb4#
- 2.Qb5#
- 2.Qb6#
- 1...cxb3
- 2.Rc1#
- 1...d3
- 2.Qb6#
- 1...c3
- 2.Qxd5#
- 2.Qb4#
- 2.Qb5#
- 1...axb3!
- threat
- 1.Qc3?
- threat
- 2.Qb4#
- 1...dxc3
- 2.Rxd5#
- 1...d3!
- threat
- 1.Qxe4?
- threat
- 2.Qxd5#
- 2.Qe7#
- 1...Rxf5
- 2.Be7#
- 2.Qe7#
- 1...Bxf7
- 2.Rc6#
- 2.Qe7#
- 1...c3
- 2.Qxd5#
- 1...Se5
- 2.Qxd5#
- 2.Qxd4#
- 1...d3
- 2.Qxd5#
- 1...dxe4!
- threat
- 1.Bxg5?
- Keys
- 1.Rd3!
- 1...Rxf5
- 2.Be7#
- 1...Bxf5
- 2.Rc6#
- 1...Bxf7
- 2.Rc6#
- 1...Sxh4
- 2.Qxd4#
- 1...cxd3
- 2.Qc1#
- 1...dxe3
- 2.Rxd5#
- 1...exd3
- 2.Qe7#
- 1...c3
- 2.Rxc3#
- 1...Sd2
- 2.Qxd4#
- 1...Rg1
- 2.Be7#
- 1...Rg2
- 2.Be7#
- 1...Rg3
- 2.Be7#
- 1...Rg4
- 2.Be7#
- 1...Rh5
- 2.Be7#
- 1...Bh5
- 2.Rc6#
- 1...Bh7
- 2.Rc6#
- 1...Se1
- 2.Qxd4#
- 1...Sg1
- 2.Qxd4#
- 1...Sh2
- 2.Qxd4#
- 1...Se5
- 2.Qxd4#
- 1...Rxf5
- 1.Rd3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- R(h);OGATE::B(D)
- R(h);OGATE,XP(F)::B(D)
- B(i);OGATE,XP(F)::R1(G)
- B(i);OGATE::R1(G)
- B(i);OGATE,XS(I)::R1(G)
- S(a);N_GUARD::QAB1(C),XP(d)
- S(a);N_GUARD,XB(D)::QAB1(C),XP(d)
- P(d);N_SPINP(d),OGATE,XQ(C)::R1(A),XP(g)
- Tries
- Try
- B(D);XR(h)
- Threat
- B(D)
- Vars
- S(a);N_GUARD,XB(D)::QAB1(C),XP(d)
- Refutation
- P(c);
- Try
- R(A);XP(d)
- Threat
- QAB(C)+R(A),DCHECK,XP(g)
- Vars
- P(c);OGATEB::QAR2(C),XP(c)
- Refutation
- S(a);P_SPINS(a),XR(A)
- Try
- R(G);XB(i)
- Threat
- R1(G)
- Vars
- S(a);N_GUARD::QAB1(C),XP(d)
- Refutation
- R(h);XR(G)
- Try
- Q(C);N_PINP(d)
- Threat
- DUALS(3)
- Vars
- P(c);OGATEB,XQ(C)::R(A)
- P(d);::QAB1(C)
- Refutation
- P(b);XQ(C)
- Try
- Q(C);N_PINP(d),P_PINP(c)
- Threat
- QAB1(C)
- Vars
- P(d);N_SPINP(c),OGATE,XQ(C)::R1(A),XP(g)
- Refutation
- P(d);
- Try
- Q(C);N_PINP(d),XP(e)
- Threat
- DUALS(2)
- Vars
- P(c);::QAR1(C),XP(g)
- P(d);::QAR1(C),XP(g)
- Refutation
- P(g);XQ(C)
- Try
- Actual
- R(A);
- Vars
- R(h);OGATE,XP(F)::B(D)
- B(i);OGATE,XP(F)::R1(G)
- B(i);OGATE,XS(I)::R1(G)
- S(a);N_GUARD,XB(D)::QAB1(C),XP(d)
- P(c);OGATEB,XR(A)::QAR(C)
- P(d);N_SPINP(d),OGATE,XQ(C)::R1(A),XP(g)
- P(e);OGATE,XR(A)::QAB(C)
- P(c);OGATEB::R(A),XP(c)
- S(a);N_GUARD::QAB1(C),XP(d)
- R(h);OGATE::B(D)
- B(i);OGATE::R1(G)
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).