MESON Chess Problem Database
Problem Display
PID: 94657 (8/8/3p4/3P2p1/4Q1N1/4Kn1N/6PB/7k w - - 0 1)
Hannelius, Jan Ingvar
Magasinet, 1952
#2
7 + 4
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Kxg2
- 2.Qxf3#
- 1...Se1
- 2.Shf2#
- 1...Sg1
- 2.Shf2#
- 1...Sd2
- 2.Shf2#
- 1...Sxh2
- 2.Sgf2#
- 1...Sd4
- 2.Shf2#
- 1...Sh4
- 2.Shf2#
- 1...Se5
- 2.Shf2#
- 1...Kxg2
- Tries
- 1.Bg3?
- 1...Se1
- 2.Sgf2#
- 1...Sg1
- 2.Shf2#
- 2.Sgf2#
- 1...Sd2
- 2.Sgf2#
- 1...Sh2
- 2.Sgf2#
- 1...Sd4
- 2.Sgf2#
- 1...Sh4
- 2.Sgf2#
- 1...Se5
- 2.Sgf2#
- 1...Kxg2!
- 1...Se1
- 1.Bf4?
- 1...Kxg2
- 2.Qxf3#
- 1...Se1
- 2.Sgf2#
- 1...Sg1
- 2.Shf2#
- 2.Sgf2#
- 1...Sd2
- 2.Sgf2#
- 1...Sh2
- 2.Sgf2#
- 1...Sd4
- 2.Sgf2#
- 1...Sh4
- 2.Sgf2#
- 1...Se5
- 2.Sgf2#
- 1...gxf4+!
- 1...Kxg2
- 1.Bxd6?
- 1...Kxg2
- 2.Qxf3#
- 1...Se1
- 2.Sgf2#
- 1...Sg1
- 2.Shf2#
- 2.Sgf2#
- 1...Sd2
- 2.Sgf2#
- 1...Sh2
- 2.Sgf2#
- 1...Sd4
- 2.Sgf2#
- 1...Sh4
- 2.Sgf2#
- 1...Se5!
- 1...Kxg2
- 1.Bg3?
- Keys
- 1.Bg1!
- 1...Kxg2
- 2.Qxf3#
- 1...Sxg1
- 2.Shf2#
- 1...Se1
- 2.Sgf2#
- 1...Sd2
- 2.Sgf2#
- 1...Sh2
- 2.Sgf2#
- 1...Sd4
- 2.Sgf2#
- 1...Sh4
- 2.Sgf2#
- 1...Se5
- 2.Sgf2#
- 1...Kxg2
- 1.Bg1!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 5
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- K(a);OGATEB,P_SPINS(b),S_FLIGHT,XP(A)::QAB1(E),XS(b)
- S(b);::S(D)
- S(b);SBLOCK,XB(B)::S(F)
- Tries
- Try
- B(B);
- Vars
- S(b);::S(F)
- Refutation
- K(a);P_SPINS(b),S_FLIGHT,XP(A)
- Try
- B(B);
- Vars
- K(a);OGATEB,P_SPINS(b),S_FLIGHT,XP(A)::QAB1(E),XS(b)
- S(b);::S(F)
- Refutation
- P(c);CHECK,XB(B)
- Try
- B(B);XP(d)
- Vars
- K(a);OGATEB,P_SPINS(b),S_FLIGHT,XP(A)::QAB1(E),XS(b)
- S(b);::S(F)
- Refutation
- S(b);
- Try
- Actual
- B(B);
- Vars
- K(a);OGATEB,P_SPINS(b),S_FLIGHT,XP(A)::QAB1(E),XS(b)
- S(b);SBLOCK,XB(B)::S(D)
- S(b);::S(F)
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).