MESON Chess Problem Database
Problem Display
PID: 223203 (8/1b1B2Kp/6nn/QpB4R/1P2kP2/p1R2N1N/P7/2b5 w - - 0 1)
Phelps, Francis Bradley
Nashville Daily American, 1886
#2
11 + 8
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Bb2
- 2.Sd2#
- 1...Bd2
- 2.Sxd2#
- 1...Be3
- 2.Rxe3#
- 1...Bxf4
- 2.Sf2#
- 1...Bd5
- 2.Sfg5#
- 1...Ba6
- 2.Bc6#
- 1...Bc6
- 2.Bxc6#
- 1...Ba8
- 2.Qxa8#
- 1...Bc8
- 2.Bc6#
- 1...Sxf4
- 2.Sf2#
- 2.Re5#
- 1...Sh4
- 2.Re5#
- 1...Se5
- 2.Rxe5#
- 1...Se7
- 2.Re5#
- 1...Sf8
- 2.Re5#
- 1...Sh8
- 2.Re5#
- 1...Bb2
- Tries
- 1.Kxh6?
- 1...Sxf4
- 2.Sf2#
- 2.Re5#
- 1...Be3
- 2.Rxe3#
- 1...Se5
- 2.Rxe5#
- 1...Bb2
- 2.Sd2#
- 2.Re3#
- 1...Bd2
- 2.Sxd2#
- 1...Bd5
- 2.Sfg5#
- 2.Bf5#
- 1...Ba6
- 2.Bc6#
- 1...Bc6
- 2.Bxc6#
- 1...Ba8
- 2.Qxa8#
- 1...Bc8
- 2.Bc6#
- 1...Sh4
- 2.Re5#
- 1...Se7
- 2.Re5#
- 1...Sf8
- 2.Re5#
- 1...Sh8
- 2.Re5#
- 1...Bxf4+!
- 1...Sxf4
- 1.Rf5?
- threat
- 2.Sfg5#
- 2.Sf2#
- 2.Shg5#
- 1...Bxf4
- 2.Sf2#
- 1...Be3
- 2.Sfg5#
- 2.Shg5#
- 2.Rxe3#
- 1...Se5
- 2.Rxe5#
- 1...Sg4
- 2.Sfg5#
- 2.Shg5#
- 1...Sf7
- 2.Sf2#
- 1...Sxf5+!
- threat
- 1.Qc7?
- threat
- 2.Sf2#
- 2.Qxb7#
- 1...Sxf4
- 2.Sf2#
- 2.Re5#
- 2.Qe5#
- 1...Be3
- 2.Rxe3#
- 2.Qxb7#
- 1...Se5
- 2.Rxe5#
- 2.Qxe5#
- 1...Bd5
- 2.Sfg5#
- 2.Sf2#
- 2.Shg5#
- 1...Ba6
- 2.Sf2#
- 2.Bc6#
- 2.Qc6#
- 1...Bc6
- 2.Sf2#
- 2.Bxc6#
- 2.Qxc6#
- 1...Ba8
- 2.Sf2#
- 1...Bc8
- 2.Sf2#
- 2.Bc6#
- 2.Qc6#
- 1...Se7
- 2.Sf2#
- 2.Re5#
- 2.Qe5#
- 1...Sg4
- 2.Qxb7#
- 1...Sf5+!
- threat
- 1.Qxb5?
- threat
- 2.Qd3#
- 2.Qc4#
- 2.Qxb7#
- 1...Sxf4
- 2.Sf2#
- 2.Re5#
- 2.Qc4#
- 1...Be3
- 2.Rxe3#
- 2.Qxb7#
- 1...Se5
- 2.Rxe5#
- 1...Bd5
- 2.Sfg5#
- 2.Qd3#
- 1...Ba6
- 2.Bc6#
- 2.Qc6#
- 1...Bc6
- 2.Bxc6#
- 2.Qd3#
- 2.Qc4#
- 2.Qxc6#
- 1...Ba8
- 2.Qd3#
- 2.Qc4#
- 1...Bc8
- 2.Bc6#
- 2.Qd3#
- 2.Qc4#
- 2.Qc6#
- 1...Se7
- 2.Re5#
- 2.Qd3#
- 2.Qc4#
- 1...Sf5+!
- threat
- 1.Qa6?
- threat
- 2.Qxb7#
- 1...Bxa6
- 2.Bc6#
- 1...Sxf4
- 2.Sf2#
- 2.Re5#
- 1...Se5
- 2.Rxe5#
- 1...Bd5
- 2.Sfg5#
- 1...Bc6
- 2.Bxc6#
- 2.Qxc6#
- 1...Ba8
- 2.Qxa8#
- 1...Bc8
- 2.Bc6#
- 2.Qc6#
- 1...Se7
- 2.Re5#
- 2.Qe6#
- 1...Sf5+!
- threat
- 1.Qa7?
- threat
- 2.Qxb7#
- 1...Sxf4
- 2.Sf2#
- 2.Re5#
- 1...Se5
- 2.Rxe5#
- 1...Bd5
- 2.Sfg5#
- 1...Ba6
- 2.Bc6#
- 1...Bc6
- 2.Bxc6#
- 1...Ba8
- 2.Qxa8#
- 1...Bc8
- 2.Bc6#
- 1...Se7
- 2.Re5#
- 1...Sf5+!
- threat
- 1.Kxh6?
- Keys
- 1.Qd8!
- 1...Sf5+
- 2.Bxf5#
- 1...Bxf4
- 2.Sf2#
- 1...Sxf4
- 2.Sf2#
- 2.Re5#
- 1...Be3
- 2.Rxe3#
- 1...Se5
- 2.Rxe5#
- 1...Bb2
- 2.Sd2#
- 1...Bd2
- 2.Sxd2#
- 1...Bd5
- 2.Sfg5#
- 1...Ba6
- 2.Bc6#
- 1...Bc6
- 2.Bxc6#
- 1...Ba8
- 2.Qxa8#
- 1...Bc8
- 2.Bc6#
- 1...Sh4
- 2.Re5#
- 2.Qe7#
- 2.Qe8#
- 1...Se7
- 2.Re5#
- 2.Qxe7#
- 1...Sf8
- 2.Re5#
- 1...Sh8
- 2.Re5#
- 2.Qe7#
- 2.Qe8#
- 1...Sg4
- 2.Bf5#
- 1...Sf7
- 2.Bf5#
- 1...Sg8
- 2.Bf5#
- 1...Sf5+
- 1.Qd8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 3
- Sets
- B(a);N_GUARD,P_PINR(B)::S(C)
- B(a);N_GUARD::S(C),XB(a)
- B(a);N_GUARD::R1(B),XB(a)
- B(a);SBLOCK,XP(F)::S(D)
- B(g);SBLOCK::S(C)
- B(g);N_GUARD::B(J)
- B(g);N_GUARD::B(J),XB(g)
- B(g);OGATEB::QAB(G),XB(g)
- S(e);N_GUARD::R1(I)
- S(e);N_GUARD::R1(I),XS(e)
- Tries
- Try
- K(K);P_SPINP(F),S_FLIGHT,XS(f)
- Vars
- B(a);N_GUARD::R1(B),XB(a)
- S(e);N_GUARD::R1(I),XS(e)
- B(a);N_GUARD::S(C),XB(a)
- B(g);N_GUARD::B(J)
- B(g);N_GUARD::B(J),XB(g)
- B(g);OGATEB::QAB(G),XB(g)
- S(e);N_GUARD::R1(I)
- Refutation
- B(a);CHECK,XP(F)
- Try
- R(I);
- Threat
- DUALS(3)
- Vars
- B(a);XP(F)::S(D)
- S(e);N_GUARD::R1(I),XS(e)
- S(f);::S(D)
- Refutation
- S(f);CHECK,XR(I)
- Try
- Q(G);
- Threat
- DUALS(2)
- Vars
- B(g);::S(D)
- S(f);::QAB(G),XB(g)
- Refutation
- S(f);CHECK
- Try
- Q(G);XP(d)
- Threat
- DUALS(3)
- Vars
- S(e);N_GUARD::R1(I),XS(e)
- Refutation
- S(f);CHECK
- Try
- Q(G);
- Threat
- QAB(G),XB(g)
- Vars
- B(g);N_GUARD,XQ(G)::B(J)
- S(e);N_GUARD::R1(I),XS(e)
- B(g);SBLOCK::S(C)
- B(g);OGATEB::QAB(G),XB(g)
- Refutation
- S(f);CHECK
- Try
- Q(G);
- Threat
- QAB(G),XB(g)
- Vars
- S(e);N_GUARD::R1(I),XS(e)
- B(g);SBLOCK::S(C)
- B(g);N_GUARD::B(J)
- B(g);N_GUARD::B(J),XB(g)
- B(g);OGATEB::QAB(G),XB(g)
- S(e);N_GUARD::R1(I)
- Refutation
- S(f);CHECK
- Try
- Actual
- Q(G);
- Vars
- S(f);CHECK,N_GUARD::B(J),XS(f)
- B(a);SBLOCK,XP(F)::S(D)
- B(a);N_GUARD::R1(B),XB(a)
- S(e);N_GUARD::R1(I),XS(e)
- B(a);N_GUARD,P_PINR(B)::S(C)
- B(a);N_GUARD::S(C),XB(a)
- B(g);SBLOCK::S(C)
- B(g);N_GUARD::B(J)
- B(g);N_GUARD::B(J),XB(g)
- B(g);OGATEB::QAB(G),XB(g)
- S(e);N_GUARD::R1(I)
- S(f);N_GUARD::B(J)
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).