MESON Chess Problem Database
Problem Display
PID: 93275 (5Q1K/6nR/6k1/3n4/4N3/8/8/8 w - - 0 1)
Tuxen, Harri Viggo
Skakbladet, 1961
#2
4 + 3
| 3713 | Snap | 2009 |
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Sc3
- 2.Qf6#
- 1...Se3
- 2.Qf6#
- 1...Sb4
- 2.Qf6#
- 1...Sf4
- 2.Qf6#
- 1...Sb6
- 2.Qf6#
- 1...Sf6
- 2.Qxf6#
- 1...Sc7
- 2.Qf6#
- 1...Se7
- 2.Qf6#
- 1...Sf5
- 2.Qf7#
- 2.Qe8#
- 1...Sh5
- 2.Rh6#
- 2.Qf7#
- 1...Se6
- 2.Rh6#
- 2.Qf7#
- 1...Se8
- 2.Rh6#
- 2.Qf7#
- 1...Sc3
- Tries
- 1.Kg8?
- threat
- 2.Qf7#
- 1...Sf6+
- 2.Qxf6#
- 1...Se7+!
- threat
- 1.Sg3?
- threat
- 2.Qxg7#
- 1...Sf5
- 2.Qxf5#
- 1...Sh5
- 2.Qh6#
- 2.Qf5#
- 1...Se6
- 2.Qh6#
- 2.Qf5#
- 1...Se8
- 2.Qh6#
- 2.Qf5#
- 1...Kg5!
- threat
- 1.Sd6?
- threat
- 2.Qxg7#
- 1...Sf5
- 2.Qxf5#
- 1...Sh5
- 2.Qh6#
- 2.Qf5#
- 1...Se6
- 2.Qh6#
- 2.Qf5#
- 1...Se8
- 2.Qh6#
- 2.Qf5#
- 1...Kg5!
- threat
- 1.Rh1?
- 1...Sf6
- 2.Qxf6#
- 1...Sc3
- 2.Qf6#
- 1...Se3
- 2.Qf6#
- 1...Sb4
- 2.Qf6#
- 1...Sf4
- 2.Qf6#
- 1...Sb6
- 2.Qf6#
- 1...Sc7
- 2.Qf6#
- 1...Se7
- 2.Qf6#
- 1...Sf5
- 2.Qe8#
- 1...Se6
- 2.Rh6#
- 1...Se8
- 2.Rh6#
- 1...Sh5!
- 1...Sf6
- 1.Rh2?
- 1...Sf6
- 2.Qxf6#
- 1...Sc3
- 2.Qf6#
- 1...Se3
- 2.Qf6#
- 1...Sb4
- 2.Qf6#
- 1...Sf4
- 2.Qf6#
- 1...Sb6
- 2.Qf6#
- 1...Sc7
- 2.Qf6#
- 1...Se7
- 2.Qf6#
- 1...Sf5
- 2.Qe8#
- 1...Se6
- 2.Rh6#
- 1...Se8
- 2.Rh6#
- 1...Sh5!
- 1...Sf6
- 1.Rh3?
- 1...Sf6
- 2.Qxf6#
- 1...Sc3
- 2.Qf6#
- 1...Se3
- 2.Qf6#
- 1...Sb4
- 2.Qf6#
- 1...Sf4
- 2.Qf6#
- 1...Sb6
- 2.Qf6#
- 1...Sc7
- 2.Qf6#
- 1...Se7
- 2.Qf6#
- 1...Sf5
- 2.Qe8#
- 1...Se6
- 2.Rh6#
- 1...Se8
- 2.Rh6#
- 1...Sh5!
- 1...Sf6
- 1.Rxg7+?
- 1...Kh6
- 2.Rg5#
- 1...Kh5!
- 1...Kh6
- 1.Qf3?
- 1...Sf6
- 2.Qxf6#
- 1...Sh5
- 2.Qg4#
- 2.Qxh5#
- 2.Qf7#
- 1...Sc3
- 2.Qf6#
- 1...Se3
- 2.Qf6#
- 1...Sb4
- 2.Qf6#
- 1...Sb6
- 2.Qf6#
- 1...Sc7
- 2.Qf6#
- 1...Se7
- 2.Qf6#
- 1...Sf5
- 2.Qg4#
- 2.Qh5#
- 1...Se6
- 2.Qh5#
- 2.Qf7#
- 1...Se8
- 2.Qg4#
- 2.Qh5#
- 2.Qf7#
- 1...Sf4!
- 1...Sf6
- 1.Qf4?
- threat
- 2.Rh6#
- 1...Sf6
- 2.Qxf6#
- 1...Sf5
- 2.Qg5#
- 2.Qg4#
- 1...Sxf4!
- threat
- 1.Kg8?
- Keys
- 1.Rh4!
- 1...Sf6
- 2.Qxf6#
- 1...Sh5
- 2.Rg4#
- 1...Sc3
- 2.Qf6#
- 1...Se3
- 2.Qf6#
- 1...Sb4
- 2.Qf6#
- 1...Sf4
- 2.Qf6#
- 1...Sb6
- 2.Qf6#
- 1...Sc7
- 2.Qf6#
- 1...Se7
- 2.Qf6#
- 1...Sf5
- 2.Qe8#
- 1...Se6
- 2.Rh6#
- 1...Se8
- 2.Rh6#
- 1...Sf6
- 1.Rh4!
Anticipated by 33180(1950)
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD::QAR1(C)
- S(a);N_GUARD::QAR1(C),XS(a)
- Tries
- Try
- K(D);P-FLIGHT
- Threat
- QAB1(C)
- Vars
- S(a);CHECK,N_GUARD::QAR1(C),XS(a)
- Refutation
- S(a);CHECK
- Try
- S(A);
- Threat
- QAR1(C),XS(c)
- Vars
- S(c);N_GUARD::QAB1(C),XS(c)
- Refutation
- K(b);P-FLIGHT
- Try
- S(A);
- Threat
- QAR1(C),XS(c)
- Vars
- S(c);N_GUARD::QAB1(C),XS(c)
- Refutation
- K(b);P-FLIGHT
- Try
- R(B);
- Vars
- S(a);N_GUARD::QAR1(C),XS(a)
- S(a);N_GUARD::QAR1(C)
- S(c);N_GUARD,SBLOCK::QAB(C)
- S(c);::R1(B)
- Refutation
- S(c);
- Try
- R(B);
- Vars
- S(a);N_GUARD::QAR1(C),XS(a)
- S(a);N_GUARD::QAR1(C)
- S(c);N_GUARD,SBLOCK::QAB(C)
- S(c);::R1(B)
- Refutation
- S(c);
- Try
- R(B);
- Vars
- S(a);N_GUARD::QAR1(C),XS(a)
- S(a);N_GUARD::QAR1(C)
- S(c);N_GUARD,SBLOCK::QAB(C)
- S(c);::R1(B)
- Refutation
- S(c);
- Try
- R(B);CHECK,XS(c)
- Vars
- K(b);OGATE,P-FLIGHT::QAB(C)+R(B)
- Refutation
- K(b);S_FLIGHT
- Try
- Q(C);
- Vars
- S(a);N_GUARD::QAR1(C),XS(a)
- S(a);N_GUARD::QAR1(C)
- Refutation
- S(a);
- Try
- Q(C);
- Threat
- R1(B)
- Vars
- S(a);N_GUARD::QAR1(C),XS(a)
- Refutation
- S(a);XQ(C)
- Try
- Actual
- R(B);
- Vars
- S(a);N_GUARD::QAR1(C),XS(a)
- S(c);SBLOCK::R(B)
- S(a);N_GUARD::QAR1(C)
- S(c);N_GUARD,SBLOCK::QAB(C)
- S(c);::R1(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).