MESON Chess Problem Database
Problem Display
PID: 184800 (4n3/1p1B4/8/3kP3/1P1pNRN1/rn6/2Q3PK/8 w - - 0 1)
Slater, George James
Hampstead Express, 1908
#2
9 + 6
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Qxb3#
- 1...Ra2
- 2.Qxb3#
- 1...Ra4
- 2.Qxb3#
- 1...Ra5
- 2.Qxb3#
- 1...Ra6
- 2.Qxb3#
- 1...Ra7
- 2.Qxb3#
- 1...Ra8
- 2.Qxb3#
- 1...Sa1
- 2.Qc5#
- 1...Sc1
- 2.Qc5#
- 1...Sd2
- 2.Qc5#
- 1...Sa5
- 2.Qc5#
- 1...Sc5
- 2.Qxc5#
- 1...Sd6
- 2.Sef6#
- 1...Sf6
- 2.Sexf6#
- 1...Sc7
- 2.Sef6#
- 1...Sg7
- 2.Sef6#
- 1...d3
- 2.Sc3#
- 1...b5
- 2.Qc6#
- 1...b6
- 2.Qc6#
- 1...Ra1
- Tries
- 1.Kg1?
- 1...d3
- 2.Sc3#
- 1...Ra2
- 2.Qxb3#
- 1...Ra4
- 2.Qxb3#
- 1...Ra5
- 2.Qxb3#
- 1...Ra6
- 2.Qxb3#
- 1...Ra7
- 2.Qxb3#
- 1...Ra8
- 2.Qxb3#
- 1...Sa1
- 2.Qc5#
- 1...Sc1
- 2.Qc5#
- 1...Sd2
- 2.Qc5#
- 1...Sa5
- 2.Qc5#
- 1...Sc5
- 2.Qxc5#
- 1...Sd6
- 2.Sef6#
- 1...Sf6
- 2.Sexf6#
- 1...Sc7
- 2.Sef6#
- 1...Sg7
- 2.Sef6#
- 1...b5
- 2.Qc6#
- 1...b6
- 2.Qc6#
- 1...Ra1+!
- 1...d3
- 1.Kh1?
- 1...d3
- 2.Sc3#
- 1...Ra2
- 2.Qxb3#
- 1...Ra4
- 2.Qxb3#
- 1...Ra5
- 2.Qxb3#
- 1...Ra6
- 2.Qxb3#
- 1...Ra7
- 2.Qxb3#
- 1...Ra8
- 2.Qxb3#
- 1...Sa1
- 2.Qc5#
- 1...Sc1
- 2.Qc5#
- 1...Sd2
- 2.Qc5#
- 1...Sa5
- 2.Qc5#
- 1...Sc5
- 2.Qxc5#
- 1...Sd6
- 2.Sef6#
- 1...Sf6
- 2.Sexf6#
- 1...Sc7
- 2.Sef6#
- 1...Sg7
- 2.Sef6#
- 1...b5
- 2.Qc6#
- 1...b6
- 2.Qc6#
- 1...Ra1+!
- 1...d3
- 1.Sd2?
- threat
- 2.Qe4#
- 2.Qc4#
- 1...Sxd2
- 2.Qc5#
- 1...Sa5
- 2.Qe4#
- 2.Qc5#
- 1...Sc5
- 2.Qc4#
- 2.Qxc5#
- 1...Sf6
- 2.Qc4#
- 1...d3
- 2.Qc4#
- 1...b5
- 2.Qe4#
- 2.Qc6#
- 1...Sd6!
- threat
- 1.Sc3+?
- 1...dxc3
- 2.Qe4#
- 1...Kc4!
- 1...dxc3
- 1.Sd6?
- threat
- 2.Qe4#
- 2.Qc4#
- 1...Sd2
- 2.Qc5#
- 1...Sa5
- 2.Qe4#
- 2.Qc5#
- 1...Sc5
- 2.Qc4#
- 2.Qxc5#
- 1...Sf6
- 2.Qc4#
- 1...d3
- 2.Qc4#
- 1...b5
- 2.Qe4#
- 2.Qc6#
- 1...Sxd6!
- threat
- 1.Se3+?
- 1...Kxe5
- 2.Rf5#
- 1...dxe3!
- 1...Kxe5
- 1.Sgf6+?
- 1...Kxe5
- 2.Rf5#
- 1...Sxf6!
- 1...Kxe5
- 1.Rf5?
- threat
- 2.e6#
- 1...Sd6
- 2.Sef6#
- 2.Sgf6#
- 2.exd6#
- 1...Sg7
- 2.Sef6#
- 2.Sgf6#
- 1...d3!
- threat
- 1.Qd3?
- threat
- 2.Sc3#
- 1...Sa1
- 2.Qb5#
- 1...Sc1
- 2.Qb5#
- 1...Sd2
- 2.Qb5#
- 1...Sa5
- 2.Qb5#
- 1...Sc5!
- threat
- 1.g3?
- 1...d3
- 2.Sc3#
- 1...Sd6
- 2.Sef6#
- 1...Ra1
- 2.Qxb3#
- 1...Ra4
- 2.Qxb3#
- 1...Ra5
- 2.Qxb3#
- 1...Ra6
- 2.Qxb3#
- 1...Ra7
- 2.Qxb3#
- 1...Ra8
- 2.Qxb3#
- 1...Sa1
- 2.Qc5#
- 1...Sc1
- 2.Qc5#
- 1...Sd2
- 2.Qc5#
- 1...Sa5
- 2.Qc5#
- 1...Sc5
- 2.Qxc5#
- 1...Sf6
- 2.Sexf6#
- 1...Sc7
- 2.Sef6#
- 1...Sg7
- 2.Sef6#
- 1...b5
- 2.Qc6#
- 1...b6
- 2.Qc6#
- 1...Ra2!
- 1...d3
- 1.Kg1?
- Keys
- 1.Qc3!
- 1...dxc3
- 2.Sxc3#
- 1...Sd6
- 2.Sef6#
- 1...Ra1
- 2.Qxb3#
- 1...Ra2
- 2.Qxb3#
- 1...Ra4
- 2.Qxb3#
- 1...Ra5
- 2.Qxb3#
- 1...Ra6
- 2.Qxb3#
- 1...Ra7
- 2.Qxb3#
- 1...Ra8
- 2.Qxb3#
- 1...Sa1
- 2.Qc5#
- 1...Sc1
- 2.Qc5#
- 1...Sd2
- 2.Qc5#
- 1...Sa5
- 2.Qc5#
- 1...Sc5
- 2.Qxc5#
- 1...Sf6
- 2.Sexf6#
- 1...Sc7
- 2.Sef6#
- 1...Sg7
- 2.Sef6#
- 1...d3
- 2.Se3#
- 1...b5
- 2.Qc6#
- 1...b6
- 2.Qc6#
- 1...dxc3
- 1.Qc3!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- R(a);N_GUARD::QAB(A),XS(b)
- S(b);N_GUARD::QAR1(A)
- S(b);N_GUARD::QAR1(A),XS(b)
- S(f);N_GUARD::S(E)
- S(f);N_GUARD::S(E),XS(f)
- P(c);N_GUARD::S(E)
- P(e);N_GUARD::QAB1(A)
- Tries
- Try
- K(C);S_FLIGHT
- Vars
- P(c);N_GUARD::S(E)
- R(a);N_GUARD::QAB(A),XS(b)
- S(b);N_GUARD::QAR1(A)
- S(b);N_GUARD::QAR1(A),XS(b)
- S(f);N_GUARD::S(E)
- S(f);N_GUARD::S(E),XS(f)
- P(e);N_GUARD::QAB1(A)
- Refutation
- R(a);CHECK
- Try
- K(C);P-FLIGHT
- Vars
- P(c);N_GUARD::S(E)
- R(a);N_GUARD::QAB(A),XS(b)
- S(b);N_GUARD::QAR1(A)
- S(b);N_GUARD::QAR1(A),XS(b)
- S(f);N_GUARD::S(E)
- S(f);N_GUARD::S(E),XS(f)
- P(e);N_GUARD::QAB1(A)
- Refutation
- R(a);CHECK
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- S(b);N_GUARD,XS(E)::QAR1(A)
- S(f);::QAB1(A)
- P(c);::QAB1(A)
- Refutation
- S(f);
- Try
- S(E);CHECK
- Vars
- P(c);XS(E)::QAB1(A)
- Refutation
- K(d);P_SPINP(c),S_FLIGHT
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- S(b);N_GUARD::QAR1(A)
- S(f);::QAB1(A)
- P(c);::QAB1(A)
- Refutation
- S(f);XS(E)
- Try
- S(G);CHECK
- Vars
- K(d);P-FLIGHT,XP(H)::R1(F)
- Refutation
- P(c);XS(G)
- Try
- S(G);CHECK
- Vars
- K(d);P-FLIGHT,XP(H)::R1(F)
- Refutation
- S(f);XS(G)
- Try
- R(F);
- Threat
- R(F)+P(H)
- Refutation
- P(c);
- Try
- Q(A);P_PINP(c)
- Threat
- S(E)
- Vars
- S(b);N_GUARD::QAR2(A)
- Refutation
- S(b);
- Try
- P(B);
- Vars
- P(c);N_GUARD::S(E)
- S(f);N_GUARD::S(E)
- R(a);N_GUARD::QAB(A),XS(b)
- S(b);N_GUARD::QAR1(A)
- S(b);N_GUARD::QAR1(A),XS(b)
- S(f);N_GUARD::S(E),XS(f)
- P(e);N_GUARD::QAB1(A)
- Refutation
- R(a);P_PINQ(A)
- Try
- Actual
- Q(A);
- Vars
- P(c);XQ(A)::S(E),XP(c)
- S(f);N_GUARD::S(E)
- R(a);N_GUARD::QAB(A),XS(b)
- R(a);N_GUARD,P_PINP(B)::QAB(A),XS(b)
- S(b);N_GUARD::QAR1(A)
- S(b);N_GUARD::QAR1(A),XS(b)
- S(f);N_GUARD::S(E),XS(f)
- P(c);N_GUARD::S(G)
- P(e);N_GUARD::QAB1(A)
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).