MESON Chess Problem Database
Problem Display
PID: 114813 (2n3B1/2n1RN2/5pp1/5kbP/3R1P2/1p2P3/1Pp2N2/2K5 w - - 0 1)
Andrade, Barry Jack da Costa
Staffordshire Advertiser, 1958
#2
10 + 8
| 6490 | yacpdb | 2009 |
| 14786 | Lowicz Open Solving | 2011 |
SOLUTION
- SOUND
- Sets
- 1...Bxf4
- 2.Rxf4#
- 1...Bh4
- 2.Sh6#
- 1...Bh6
- 2.Sxh6#
- 1...Sb5
- 2.Rd5#
- 1...Sd5
- 2.Rxd5#
- 1...Sa6
- 2.Rd5#
- 1...Se6
- 2.Rd5#
- 1...Sa8
- 2.Rd5#
- 1...Se8
- 2.Rd5#
- 1...Sb6
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sa7
- 2.Sd6#
- 1...Sxe7
- 2.Sd6#
- 1...gxh5
- 2.Bh7#
- 1...Bxf4
- Tries
- 1.Rd3?
- 1...Sxe7
- 2.Sd6#
- 1...gxh5
- 2.Bh7#
- 1...Bh4
- 2.Sh6#
- 1...Bh6
- 2.Sxh6#
- 1...Sb5
- 2.Rd5#
- 1...Sd5
- 2.Rxd5#
- 1...Sa6
- 2.Rd5#
- 1...Se6
- 2.Rd5#
- 1...Sa8
- 2.Rd5#
- 1...Se8
- 2.Rd5#
- 1...Sb6
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sa7
- 2.Sd6#
- 1...Bxf4!
- 1...Sxe7
- 1.Rdd7?
- 1...Sxe7
- 2.Sd6#
- 1...gxh5
- 2.Bh7#
- 1...Sd5
- 2.Rxd5#
- 1...Bh4
- 2.Sh6#
- 1...Bh6
- 2.Sxh6#
- 1...Sb5
- 2.Rd5#
- 1...Sa6
- 2.Rd5#
- 1...Se6
- 2.Rd5#
- 1...Sa8
- 2.Rd5#
- 1...Se8
- 2.Rd5#
- 1...Sb6
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sa7
- 2.Sd6#
- 1...Bxf4!
- 1...Sxe7
- 1.Rd8?
- 1...Sxe7
- 2.Sd6#
- 1...gxh5
- 2.Bh7#
- 1...Sd5
- 2.Rxd5#
- 1...Bh4
- 2.Sh6#
- 1...Bh6
- 2.Sxh6#
- 1...Sb5
- 2.Rd5#
- 1...Sa6
- 2.Rd5#
- 1...Se6
- 2.Rd5#
- 1...Sa8
- 2.Rd5#
- 1...Se8
- 2.Rd5#
- 1...Sb6
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sa7
- 2.Sd6#
- 1...Bxf4!
- 1...Sxe7
- 1.Ree4?
- 1...gxh5
- 2.Bh7#
- 1...Sd5
- 2.Rxd5#
- 1...Bh4
- 2.Sh6#
- 1...Bh6
- 2.Sxh6#
- 1...Sb5
- 2.Rd5#
- 1...Sa6
- 2.Rd5#
- 1...Se6
- 2.Rd5#
- 1...Sa8
- 2.Rd5#
- 1...Se8
- 2.Rd5#
- 1...Sb6
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sa7
- 2.Sd6#
- 1...Se7
- 2.Sd6#
- 1...Bxf4!
- 1...gxh5
- 1.Re8?
- 1...Bxf4
- 2.Rxf4#
- 1...gxh5
- 2.Bh7#
- 1...Se7
- 2.Sd6#
- 1...Sd5
- 2.Rxd5#
- 1...Bh4
- 2.Sh6#
- 1...Bh6
- 2.Sxh6#
- 1...Sb5
- 2.Rd5#
- 1...Sa6
- 2.Rd5#
- 1...Se6
- 2.Rd5#
- 1...Sa8
- 2.Rd5#
- 1...Sb6
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sa7
- 2.Sd6#
- 1...Sxe8!
- 1...Bxf4
- 1.h6?
- 1...Bxf4
- 2.Rxf4#
- 1...Bxh6
- 2.Sxh6#
- 1...Sxe7
- 2.Sd6#
- 1...Sd5
- 2.Rxd5#
- 1...Sb5
- 2.Rd5#
- 1...Sa6
- 2.Rd5#
- 1...Se6
- 2.Rd5#
- 1...Sa8
- 2.Rd5#
- 1...Se8
- 2.Rd5#
- 1...Sb6
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sa7
- 2.Sd6#
- 1...Bh4!
- 1...Bxf4
- 1.Rd3?
- Keys
- 1.Rd2!
- 1...Bxf4
- 2.e4#
- 1...Sxe7
- 2.Sd6#
- 1...gxh5
- 2.Bh7#
- 1...Bh4
- 2.Sh6#
- 1...Bh6
- 2.Sxh6#
- 1...Sb5
- 2.Rd5#
- 1...Sd5
- 2.Rxd5#
- 1...Sa6
- 2.Rd5#
- 1...Se6
- 2.Rd5#
- 1...Sa8
- 2.Rd5#
- 1...Se8
- 2.Rd5#
- 1...Sb6
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sa7
- 2.Sd6#
- 1...Bxf4
- 1.Rd2!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(d);OGATE,P_PINP(D),XP(F)::R1(E),XB(d)
- B(d);N_GUARD::S(I)
- B(d);N_GUARD::S(I),XB(d)
- S(g);N_GUARD::R(E)
- S(g);N_GUARD::R(E),XS(g)
- S(h);N_GUARD::S(I)
- S(h);N_GUARD::S(I),XS(h)
- S(h);N_GUARD,XR(H)::S(I)
- P(f);OGATEB,XP(G)::B(J)
- Tries
- Try
- R(E);
- Vars
- S(h);N_GUARD,XR(H)::S(I)
- P(f);OGATEB,XP(G)::B(J)
- B(d);N_GUARD::S(I)
- B(d);N_GUARD::S(I),XB(d)
- S(g);N_GUARD::R(E)
- S(g);N_GUARD::R(E),XS(g)
- S(h);N_GUARD::S(I)
- S(h);N_GUARD::S(I),XS(h)
- Refutation
- B(d);P_PINP(D),XP(F)
- Try
- R(E);
- Vars
- S(h);N_GUARD,XR(H)::S(I)
- P(f);OGATEB,XP(G)::B(J)
- S(g);N_GUARD::R(E),XS(g)
- B(d);N_GUARD::S(I)
- B(d);N_GUARD::S(I),XB(d)
- S(g);N_GUARD::R(E)
- S(h);N_GUARD::S(I)
- S(h);N_GUARD::S(I),XS(h)
- Refutation
- B(d);P_PINP(D),XP(F)
- Try
- R(E);
- Vars
- S(h);N_GUARD,XR(H)::S(I)
- P(f);OGATEB,XP(G)::B(J)
- S(g);N_GUARD::R(E),XS(g)
- B(d);N_GUARD::S(I)
- B(d);N_GUARD::S(I),XB(d)
- S(g);N_GUARD::R(E)
- S(h);N_GUARD::S(I)
- S(h);N_GUARD::S(I),XS(h)
- Refutation
- B(d);P_PINP(D),XP(F)
- Try
- R(H);
- Vars
- P(f);OGATEB,XP(G)::B(J)
- S(g);N_GUARD::R(E),XS(g)
- B(d);N_GUARD::S(I)
- B(d);N_GUARD::S(I),XB(d)
- S(g);N_GUARD::R(E)
- S(h);N_GUARD::S(I)
- S(h);N_GUARD::S(I),XS(h)
- Refutation
- B(d);P_PINP(D),XP(F)
- Try
- R(H);
- Vars
- B(d);OGATE,P_PINP(D),XP(F)::R1(E),XB(d)
- P(f);OGATEB,XP(G)::B(J)
- S(h);N_GUARD::S(I)
- S(g);N_GUARD::R(E),XS(g)
- B(d);N_GUARD::S(I)
- B(d);N_GUARD::S(I),XB(d)
- S(g);N_GUARD::R(E)
- S(h);N_GUARD::S(I),XS(h)
- Refutation
- S(g);XR(H)
- Try
- P(G);
- Vars
- B(d);OGATE,P_PINP(D),XP(F)::R1(E),XB(d)
- B(d);XP(G)::S(I),XB(d)
- S(h);N_GUARD,XR(H)::S(I)
- S(g);N_GUARD::R(E),XS(g)
- S(g);N_GUARD::R(E)
- S(h);N_GUARD::S(I)
- S(h);N_GUARD::S(I),XS(h)
- Refutation
- B(d);
- Try
- Actual
- R(E);
- Vars
- B(d);SBLOCK,XP(F)::P(D)
- S(h);N_GUARD,XR(H)::S(I)
- P(f);OGATEB,XP(G)::B(J)
- B(d);N_GUARD::S(I)
- B(d);N_GUARD::S(I),XB(d)
- S(g);N_GUARD::R(E)
- S(g);N_GUARD::R(E),XS(g)
- S(h);N_GUARD::S(I)
- S(h);N_GUARD::S(I),XS(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).