MESON Chess Problem Database
Problem Display
PID: 53383 (5B1Q/7B/8/5b1N/5nkr/4PN2/3K2P1/8 w - - 0 1)
Guttman, Newman
4th HM., Chess Life, 1955
#2
8 + 4
SOLUTION
- SOUND
- Sets
- 1...Kxh5
- 2.Bxf5#
- 1...Kxh5
- Tries
- 1.Qf6?
- threat
- 2.Qxh4#
- 2.Qg5#
- 2.Qxf5#
- 1...Kxh5
- 2.Qxh4#
- 2.Qg5#
- 2.Qxf5#
- 1...Bxh7
- 2.Qg5#
- 1...Sxg2
- 2.Qxf5#
- 1...Sxh5
- 2.Qxh4#
- 2.Qg5#
- 1...Rh1
- 2.Qg5#
- 2.Qxf5#
- 1...Rh2
- 2.Qg5#
- 2.Qxf5#
- 1...Rh3
- 2.Qg5#
- 2.Qxf5#
- 1...Bb1
- 2.Qxh4#
- 2.Qg5#
- 1...Bc2
- 2.Qxh4#
- 2.Qg5#
- 1...Bd3
- 2.Qxh4#
- 2.Qg5#
- 1...Be4
- 2.Qxh4#
- 2.Qg5#
- 1...Be6
- 2.Qxh4#
- 2.Qg5#
- 1...Bg6
- 2.Qg5#
- 1...Bd7
- 2.Qxh4#
- 2.Qg5#
- 1...Bc8
- 2.Qxh4#
- 2.Qg5#
- 1...Sh3
- 2.Qxh4#
- 2.Qxf5#
- 1...Se6
- 2.Qxh4#
- 2.Qxf5#
- 1...Sg6
- 2.Qg5#
- 1...Rxh5!
- threat
- 1.Qf6?
- Keys
- 1.Qe5!
- threat
- 2.Qxf5#
- 1...Kxh5
- 2.Qxf5#
- 1...Rxh5
- 2.Qxf4#
- 1...Bxh7
- 2.Qg5#
- 1...Sxh5
- 2.Bxf5#
- 1...Bb1
- 2.Qg5#
- 1...Bc2
- 2.Qg5#
- 1...Bd3
- 2.Qg5#
- 1...Be4
- 2.Qg5#
- 1...Be6
- 2.Qg5#
- 1...Bg6
- 2.Qg5#
- 1...Bd7
- 2.Qg5#
- 1...Bc8
- 2.Qg5#
- 1...Sg6
- 2.Sf6#
- threat
- 1.Qe5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 12
- REMOVED MATES = 0
- Sets
- K(b);S_FLIGHT,XS(E)::QAR(H)+B(F),XB(d)
- Tries
- Try
- Q(H);
- Threat
- DUALS(3)
- Vars
- B(d);XB(F)::QAR1(H)
- S(a);XP(B)::QAB1(H),XB(d)
- B(d);::QAR1(H)
- S(a);::QAR1(H)
- Refutation
- R(c);XS(E)
- Try
- Actual
- Q(H);
- Threat
- QAB1(H),XB(d)
- Vars
- K(b);P_SPINB(d),S_FLIGHT,XS(E)::QAR2(H),XB(d)
- R(c);SBLOCK,XS(E)::QAR1(H),XS(a)
- B(d);OGATE,XB(F)::QAR1(H)
- S(a);SBLOCK,XS(E)::B(F),XB(d)
- B(d);OGATE::QAR1(H)
- S(a);::S(E)
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).