MESON Chess Problem Database
Problem Display
PID: 223325 (B3R1K1/5ppN/2R4p/qp5Q/r4k1p/b7/5BP1/4n1r1 w - - 0 1)
Bettmann, Edgar
Bettmann, Henry Wald
The Sunny South, 1886
#2
8 + 11
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Sc2
- 2.Qf3#
- 1...Sd3
- 2.Qf3#
- 1...Sf3
- 2.Qxf3#
- 1...b4
- 2.Rc4#
- 1...f5
- 2.Qxh4#
- 1...g5
- 2.Rf6#
- 1...g6
- 2.Rf6#
- 1...Sc2
- Tries
- 1.Sf6?
- threat
- 2.Sd5#
- 2.Qg4#
- 2.Qe5#
- 1...Rxg2
- 2.Sd5#
- 1...Sxg2
- 2.Sd5#
- 2.Qg4#
- 1...gxf6
- 2.Rxf6#
- 1...g5
- 2.Qg4#
- 1...Qd2
- 2.Qg4#
- 2.Qe5#
- 1...Qc3
- 2.Sd5#
- 2.Qg4#
- 1...Qc7
- 2.Sd5#
- 2.Qg4#
- 1...Qd8
- 2.Qg4#
- 2.Qe5#
- 1...Rd4
- 2.Qg4#
- 2.Qe5#
- 1...Re4
- 2.Sd5#
- 2.Rxe4#
- 2.Qg4#
- 1...Bb2
- 2.Sd5#
- 2.Qg4#
- 1...Bd6
- 2.Sd5#
- 2.Qg4#
- 1...Sd3
- 2.Sd5#
- 2.Qg4#
- 1...Sf3
- 2.Sd5#
- 2.Qg4#
- 1...b4
- 2.Rc4#
- 2.Re4#
- 2.Qg4#
- 1...Be7!
- threat
- 1.Rc4+?
- 1...bxc4
- 2.Re4#
- 1...Rxc4!
- 1...bxc4
- 1.Rg6?
- threat
- 2.Be3#
- 2.Rg4#
- 2.Qg4#
- 2.Qe5#
- 1...Rxg2
- 2.Be3#
- 2.Qe5#
- 1...Sxg2
- 2.Rg4#
- 2.Qf3#
- 2.Qg4#
- 2.Qe5#
- 1...Qd2
- 2.Rg4#
- 2.Qg4#
- 2.Qe5#
- 1...Qc3
- 2.Rg4#
- 2.Qg4#
- 1...Qb6
- 2.Rg4#
- 2.Qg4#
- 2.Qe5#
- 1...Qc7
- 2.Be3#
- 2.Rg4#
- 2.Qg4#
- 1...Qa7
- 2.Rg4#
- 2.Qg4#
- 2.Qe5#
- 1...Re4
- 2.Rg4#
- 2.Rxe4#
- 2.Qg4#
- 1...Bc1
- 2.Rg4#
- 2.Qg4#
- 2.Qe5#
- 1...Bb2
- 2.Be3#
- 2.Rg4#
- 2.Qg4#
- 1...Bc5
- 2.Rg4#
- 2.Qg4#
- 2.Qe5#
- 1...Bd6
- 2.Be3#
- 2.Rg4#
- 2.Qg4#
- 1...Be7
- 2.Rg4#
- 1...Sc2
- 2.Rg4#
- 2.Qf3#
- 2.Qg4#
- 2.Qe5#
- 1...Sd3
- 2.Be3#
- 2.Rg4#
- 2.Qf3#
- 2.Qg4#
- 1...Sf3
- 2.Be3#
- 2.Rg4#
- 2.Qxf3#
- 2.Qg4#
- 1...b4
- 2.Be3#
- 2.Rg4#
- 2.Re4#
- 2.Qg4#
- 1...f5
- 2.Be3#
- 2.Qxh4#
- 1...f6
- 2.Be3#
- 2.Rg4#
- 2.Qg4#
- 1...fxg6!
- threat
- 1.Qxh6+?
- 1...Kg4
- 2.Qg5#
- 1...Kf5
- 2.Qg5#
- 1...g5
- 2.Qxg5#
- 1...gxh6!
- 1...Kg4
- 1.g3+?
- 1...hxg3
- 2.Be3#
- 1...Rxg3!
- 1...hxg3
- 1.Sf6?
- Keys
- 1.g4!
- threat
- 2.Qf5#
- 1...Kf3
- 2.Rf6#
- 1...Rxg4
- 2.Qxf7#
- 1...hxg4 ep
- 2.Be3#
- 1...b4
- 2.Rc4#
- 1...f5
- 2.Qxf5#
- 1...g5
- 2.Rf6#
- 1...g6
- 2.Rf6#
- threat
- 1.g4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 3
- REMOVED MATES = 3
- Sets
- S(a);N_GUARD::QAR1(C)
- S(a);N_GUARD::QAR1(C),XS(a)
- P(h);N_GUARD,S_CUTR(d)::R(D)
- P(j);SBLOCK::QAR2(C),XP(f)
- P(k);N_GUARD::R(D)
- Tries
- Try
- S(E);
- Threat
- DUALS(3)
- Vars
- R(b);XP(B)::S(E)
- P(k);OGATE,P_PINP(B),XS(E)::R(D),XP(k)
- P(k);::QAR1(C)
- Refutation
- B(c);
- Try
- R(D);CHECK
- Vars
- P(h);XR(D)::R1(G)
- Refutation
- R(d);XR(D)
- Try
- R(D);
- Threat
- DUALS(4)
- Vars
- B(c);::R1(D)
- Refutation
- P(j);XR(D)
- Try
- Q(C);CHECK,XP(i)
- Vars
- K(e);P-FLIGHT::QAR1(C)
- P(k);P_SPINP(k)::QAB1(C),XP(k)
- Refutation
- P(k);P_PINP(B),XQ(C)
- Try
- P(B);CHECK
- Vars
- P(f);SBLOCK,XP(B)::B(A)
- Refutation
- R(b);XP(B)
- Try
- Actual
- P(B);
- Threat
- QAR1(C)
- Vars
- K(e);P-FLIGHT::B(F)+R(D),DCHECK
- R(b);SBLOCK,XP(B)::QAR(C),XP(j)
- P(f);EP,XP(B)::B(A)
- P(h);N_GUARD,S_CUTR(d)::R(D)
- P(j);::QAR1(C),XP(j)
- P(k);N_GUARD::R(D)
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).