MESON Chess Problem Database
Problem Display
PID: 187616 (8/4p3/1pp1K3/2k5/P1B1R1n1/3b2Q1/8/8 w - - 0 1)
Richter, Emil
Besedy casu, 1909
#2
5 + 6
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Bb1
- 2.Qa3#
- 1...Bf1
- 2.Qa3#
- 1...Bc2
- 2.Qa3#
- 1...Be2
- 2.Qa3#
- 1...Bb1
- Tries
- 1.Ba2?
- 1...Bc4+
- 2.Rxc4#
- 1...Bxe4
- 2.Qc3#
- 1...Bb1
- 2.Rc4#
- 2.Qa3#
- 2.Qc3#
- 1...Bf1
- 2.Qa3#
- 1...Bc2
- 2.Rc4#
- 2.Qa3#
- 2.Qc3#
- 1...Be2
- 2.Qa3#
- 1...Bb5
- 2.Qa3#
- 1...Ba6
- 2.Qa3#
- 1...Sf2
- 2.Qxf2#
- 2.Qe5#
- 2.Qe3#
- 2.Qg5#
- 1...Sh2
- 2.Qf2#
- 2.Qe5#
- 2.Qg1#
- 2.Qe3#
- 2.Qg5#
- 1...Se3
- 2.Qxe3#
- 1...Se5
- 2.Qf2#
- 2.Qxe5#
- 2.Qg1#
- 2.Qe3#
- 1...Sf6
- 2.Qf2#
- 2.Qg1#
- 2.Qe3#
- 1...Sh6
- 2.Qf2#
- 2.Qe5#
- 2.Qg1#
- 2.Qe3#
- 1...b5!
- 1...Bc4+
- 1.Bxd3?
- threat
- 2.Rc4#
- 1...Se3
- 2.Qxe3#
- 1...Se5
- 2.Qf2#
- 2.Qxe5#
- 2.Qg1#
- 2.Qe3#
- 1...b5!
- threat
- 1.Bd5?
- 1...Bxe4
- 2.Qc3#
- 1...cxd5
- 2.Qc7#
- 1...Bc4
- 2.Rxc4#
- 2.Qa3#
- 1...Bb1
- 2.Rc4#
- 2.Qa3#
- 2.Qc3#
- 1...Bf1
- 2.Qa3#
- 1...Bc2
- 2.Rc4#
- 2.Qa3#
- 2.Qc3#
- 1...Be2
- 2.Qa3#
- 1...Bb5
- 2.Qa3#
- 1...Ba6
- 2.Qa3#
- 1...Sf2
- 2.Qxf2#
- 2.Qe3#
- 1...Sh2
- 2.Qf2#
- 2.Qg1#
- 2.Qe3#
- 1...Se3
- 2.Qxe3#
- 1...Se5
- 2.Qf2#
- 2.Qg1#
- 2.Qe3#
- 1...Sf6
- 2.Qf2#
- 2.Qg1#
- 2.Qe3#
- 1...Sh6
- 2.Qf2#
- 2.Qg1#
- 2.Qe3#
- 1...b5!
- 1...Bxe4
- 1.Ba6?
- 1...Bc4+
- 2.Rxc4#
- 1...Bxe4
- 2.Qc3#
- 1...Bxa6
- 2.Qa3#
- 1...Bb1
- 2.Rc4#
- 2.Qa3#
- 2.Qc3#
- 1...Bf1
- 2.Qa3#
- 1...Bc2
- 2.Rc4#
- 2.Qa3#
- 2.Qc3#
- 1...Be2
- 2.Qa3#
- 1...Bb5
- 2.Qa3#
- 1...Sf2
- 2.Qxf2#
- 2.Qe5#
- 2.Qe3#
- 2.Qg5#
- 1...Sh2
- 2.Qf2#
- 2.Qe5#
- 2.Qg1#
- 2.Qe3#
- 2.Qg5#
- 1...Se3
- 2.Qxe3#
- 1...Se5
- 2.Qf2#
- 2.Qxe5#
- 2.Qg1#
- 2.Qe3#
- 1...Sf6
- 2.Qf2#
- 2.Qg1#
- 2.Qe3#
- 1...Sh6
- 2.Qf2#
- 2.Qe5#
- 2.Qg1#
- 2.Qe3#
- 1...b5!
- 1...Bc4+
- 1.Ba2?
- Keys
- 1.Bb5!
- 1...Bc4+
- 2.Rxc4#
- 1...Bxe4
- 2.Qc3#
- 1...Bxb5
- 2.Qa3#
- 1...cxb5
- 2.Qc7#
- 1...Bb1
- 2.Rc4#
- 2.Qa3#
- 2.Qc3#
- 1...Bf1
- 2.Qa3#
- 1...Bc2
- 2.Rc4#
- 2.Qa3#
- 2.Qc3#
- 1...Be2
- 2.Qa3#
- 1...Sf2
- 2.Qxf2#
- 2.Qe5#
- 2.Qe3#
- 2.Qg5#
- 1...Sh2
- 2.Qf2#
- 2.Qe5#
- 2.Qg1#
- 2.Qe3#
- 2.Qg5#
- 1...Se3
- 2.Qxe3#
- 1...Se5
- 2.Qf2#
- 2.Qxe5#
- 2.Qg1#
- 2.Qe3#
- 1...Sf6
- 2.Qf2#
- 2.Qg1#
- 2.Qe3#
- 1...Sh6
- 2.Qf2#
- 2.Qe5#
- 2.Qg1#
- 2.Qe3#
- 1...Bc4+
- 1.Bb5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 2
- Sets
- B(a);OGATE::QAB(A)
- Tries
- Try
- B(C);
- Vars
- B(a);CHECK,N_GUARD::R1(D),XB(a)
- B(a);OGATE,XR(D)::QAR2(A)
- B(a);OGATE::QAB(A)
- S(b);N_GUARD::QAB(A),XS(b)
- Refutation
- P(d);
- Try
- B(C);XB(a)
- Threat
- R1(D)
- Vars
- S(b);N_GUARD::QAB(A),XS(b)
- Refutation
- P(d);
- Try
- B(C);
- Vars
- B(a);OGATE,XR(D)::QAR2(A)
- P(e);OGATEB,XB(C)::QAR2(A)
- B(a);OGATE::QAB(A)
- S(b);N_GUARD::QAB(A),XS(b)
- Refutation
- P(d);
- Try
- B(C);
- Vars
- B(a);CHECK,N_GUARD::R1(D),XB(a)
- B(a);OGATE,XR(D)::QAR2(A)
- B(a);OGATE,XB(C)::QAB(A)
- B(a);OGATE::QAB(A)
- S(b);N_GUARD::QAB(A),XS(b)
- Refutation
- P(d);
- Try
- Actual
- B(C);
- Vars
- B(a);CHECK,N_GUARD::R1(D),XB(a)
- B(a);OGATE,XR(D)::QAR2(A)
- B(a);OGATE,XB(C)::QAB(A)
- P(e);OGATEB,XB(C)::QAR2(A)
- B(a);OGATE::QAB(A)
- S(b);N_GUARD::QAB(A),XS(b)
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).