MESON Chess Problem Database
Problem Display
PID: 231524 (8/8/7B/8/7k/4p3/4B1nK/6R1 w - - 0 1)
Regos, Imre
Magyar Sakkvilag, 1927
#2
4 + 3
| 6490 | yacpdb | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Se1
- 2.Bg5#
- 1...Sf4
- 2.Bg5#
- 1...Se1
- Tries
- 1.Bd1?
- 1...Se1
- 2.Bg5#
- 1...Sf4
- 2.Bg5#
- 1...e2!
- 1...Se1
- 1.Bf3?
- 1...Se1
- 2.Bg5#
- 1...Sf4
- 2.Bg5#
- 1...e2!
- 1...Se1
- 1.Bxe3?
- 1...Se1
- 2.Bf2#
- 2.Bg5#
- 1...Sf4
- 2.Bf2#
- 1...Sxe3!
- 1...Se1
- 1.Bf4?
- 1...Se1
- 2.Bg5#
- 1...Sxf4!
- 1...Se1
- 1.Ra1?
- 1...Se1
- 2.Ra4#
- 1...Sf4!
- 1...Se1
- 1.Rb1?
- 1...Se1
- 2.Rb4#
- 1...Sf4!
- 1...Se1
- 1.Rc1?
- 1...Se1
- 2.Rc4#
- 1...Sf4!
- 1...Se1
- 1.Rd1?
- 1...Se1
- 2.Rd4#
- 1...Sf4!
- 1...Se1
- 1.Bd1?
- Keys
- 1.Rf1!
- 1...Sf4
- 2.Rxf4#
- 1...Se1
- 2.Rf4#
- 1...Sf4
- 1.Rf1!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(a);::B(D)
- Tries
- Try
- B(B);
- Vars
- S(a);::B(D)
- Refutation
- P(b);
- Try
- B(B);
- Vars
- S(a);::B(D)
- Refutation
- P(b);
- Try
- B(D);XP(b)
- Vars
- S(a);::B(D)
- Refutation
- S(a);XB(D)
- Try
- B(D);
- Vars
- S(a);::B(D)
- Refutation
- S(a);XB(D)
- Try
- R(A);
- Vars
- S(a);N_GUARD::R(A)
- Refutation
- S(a);
- Try
- R(A);
- Vars
- S(a);N_GUARD::R(A)
- Refutation
- S(a);
- Try
- R(A);
- Vars
- S(a);N_GUARD::R(A)
- Refutation
- S(a);
- Try
- R(A);
- Vars
- S(a);N_GUARD::R(A)
- Refutation
- S(a);
- Try
- Actual
- R(A);
- Vars
- S(a);N_GUARD::R(A),XS(a)
- S(a);N_GUARD::R(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).