MESON Chess Problem Database
Problem Display
PID: 223089 (4b3/1RN3n1/1pp1pN2/p1k1Kp2/R7/P7/8/2Bn4 w - - 0 1)
Phelps, Francis Bradley
San Francisco Argonaut, 1885
#2
7 + 9
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Bh5
- 2.Sd7#
- 1...Bg6
- 2.Sd7#
- 1...Bd7
- 2.Sxd7#
- 1...Bf7
- 2.Sd7#
- 1...Sb2
- 2.Be3#
- 1...Sf2
- 2.Be3#
- 1...Sc3
- 2.Be3#
- 1...Se3
- 2.Bxe3#
- 1...f4
- 2.Se4#
- 1...b5
- 2.Sa6#
- 1...Bh5
- Tries
- 1.Bd2?
- 1...Bh5
- 2.Sd7#
- 1...Bg6
- 2.Sd7#
- 1...Bd7
- 2.Sxd7#
- 1...Bf7
- 2.Sd7#
- 1...Sb2
- 2.Be3#
- 1...Sf2
- 2.Be3#
- 1...Sc3
- 2.Be3#
- 1...Se3
- 2.Bxe3#
- 1...f4
- 2.Se4#
- 1...b5
- 2.Sa6#
- 1...Sh5!
- 1...Bh5
- 1.Bf4?
- 1...Bh5
- 2.Sd7#
- 1...Bg6
- 2.Sd7#
- 1...Bd7
- 2.Sxd7#
- 1...Bf7
- 2.Sd7#
- 1...Sb2
- 2.Be3#
- 1...Sf2
- 2.Be3#
- 1...Sc3
- 2.Be3#
- 1...Se3
- 2.Bxe3#
- 1...b5
- 2.Sa6#
- 1...Sh5!
- 1...Bh5
- 1.Bg5?
- 1...Bh5
- 2.Sd7#
- 1...Bg6
- 2.Sd7#
- 1...Bd7
- 2.Sxd7#
- 1...Bf7
- 2.Sd7#
- 1...Sb2
- 2.Be3#
- 1...Sf2
- 2.Be3#
- 1...Sc3
- 2.Be3#
- 1...Se3
- 2.Bxe3#
- 1...f4
- 2.Se4#
- 1...b5
- 2.Sa6#
- 1...Sh5!
- 1...Bh5
- 1.Rb8?
- 1...Bh5
- 2.Sd7#
- 1...Bg6
- 2.Sd7#
- 1...Bd7
- 2.Sxd7#
- 1...Bf7
- 2.Sd7#
- 1...Sb2
- 2.Be3#
- 1...Sf2
- 2.Be3#
- 1...Sc3
- 2.Be3#
- 1...Se3
- 2.Bxe3#
- 1...f4
- 2.Se4#
- 1...b5
- 2.Sa6#
- 1...Sh5!
- 1...Bh5
- 1.Bd2?
- Keys
- 1.Bh6!
- 1...Bh5
- 2.Sd7#
- 1...Bg6
- 2.Sd7#
- 1...Bd7
- 2.Sxd7#
- 1...Bf7
- 2.Sd7#
- 1...Sb2
- 2.Be3#
- 1...Sf2
- 2.Be3#
- 1...Sc3
- 2.Be3#
- 1...Se3
- 2.Bxe3#
- 1...Sh5
- 2.Bf8#
- 1...f4
- 2.Se4#
- 1...b5
- 2.Sa6#
- 1...Bh5
- 1.Bh6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(i);N_GUARD::S(E)
- B(i);N_GUARD::S(E),XB(i)
- S(a);N_GUARD::B(A)
- S(a);N_GUARD::B(A),XS(a)
- P(d);N_GUARD::S(E)
- P(e);::S(G)
- Tries
- Try
- B(A);
- Vars
- B(i);N_GUARD::S(E)
- B(i);N_GUARD::S(E),XB(i)
- S(a);N_GUARD::B(A)
- S(a);N_GUARD::B(A),XS(a)
- P(d);N_GUARD::S(E)
- P(e);::S(G)
- Refutation
- S(h);
- Try
- B(A);
- Vars
- B(i);N_GUARD::S(E)
- B(i);N_GUARD::S(E),XB(i)
- S(a);N_GUARD::B(A)
- S(a);N_GUARD::B(A),XS(a)
- P(e);::S(G)
- Refutation
- S(h);
- Try
- B(A);
- Vars
- B(i);N_GUARD::S(E)
- B(i);N_GUARD::S(E),XB(i)
- S(a);N_GUARD::B(A)
- S(a);N_GUARD::B(A),XS(a)
- P(d);N_GUARD::S(E)
- P(e);::S(G)
- Refutation
- S(h);
- Try
- R(F);
- Vars
- B(i);N_GUARD::S(E)
- B(i);N_GUARD::S(E),XB(i)
- S(a);N_GUARD::B(A)
- S(a);N_GUARD::B(A),XS(a)
- P(d);N_GUARD::S(E)
- P(e);::S(G)
- Refutation
- S(h);
- Try
- Actual
- B(A);
- Vars
- B(i);N_GUARD::S(E)
- B(i);N_GUARD::S(E),XB(i)
- S(a);N_GUARD::B(A)
- S(a);N_GUARD::B(A),XS(a)
- S(h);OGATE::B(A)
- P(d);N_GUARD::S(E)
- P(e);::S(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).