MESON Chess Problem Database
Problem Display
PID: 165141 (8/1B2p3/1p2P3/1k2B3/2r5/RN1K3Q/N7/8 w - - 0 1)
Stambuk, Sveto
Die Schwalbe, 1970
#2
8 + 4
| 5454 | Near Snap | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Rb4
- 2.Sc3#
- 1...Rc5
- 2.Sd4#
- 1...Rc6
- 2.Ba6#
- 1...Rb4
- Tries
- 1.Bd6?
- 1...Rc3+
- 2.Sxc3#
- 1...Rd4+
- 2.Sxd4#
- 1...Rc1
- 2.Sd4#
- 1...Rc2
- 2.Sd4#
- 1...Ra4
- 2.Sc3#
- 2.Qf5#
- 2.Qh5#
- 1...Rb4
- 2.Sc3#
- 2.Qf5#
- 2.Qh5#
- 1...Re4
- 2.Sc3#
- 1...Rf4
- 2.Sc3#
- 1...Rg4
- 2.Sc3#
- 1...Rh4
- 2.Sc3#
- 2.Qf5#
- 1...Rc5
- 2.Sd4#
- 1...Rc6
- 2.Sd4#
- 2.Ba6#
- 1...Rc7
- 2.Sd4#
- 1...Rc8
- 2.Sd4#
- 1...exd6!
- 1...Rc3+
- 1.Qf5?
- 1...Rc3+
- 2.Bxc3#
- 1...Rd4+
- 2.Bxd4#
- 1...Rc1
- 2.Bc3#
- 1...Rc2
- 2.Bc3#
- 1...Ra4
- 2.Ba1#
- 2.Bb2#
- 2.Bh2#
- 2.Bc3#
- 2.Bg3#
- 2.Bd4#
- 2.Bf4#
- 2.Bd6#
- 2.Bf6#
- 2.Bc7#
- 2.Bg7#
- 2.Bb8#
- 2.Bh8#
- 1...Rb4
- 2.Sc3#
- 2.Ba1#
- 2.Bb2#
- 2.Bh2#
- 2.Bc3#
- 2.Bg3#
- 2.Bd4#
- 2.Bf4#
- 2.Bd6#
- 2.Bf6#
- 2.Bc7#
- 2.Bg7#
- 2.Bb8#
- 2.Bh8#
- 1...Rf4
- 2.Bxf4#
- 1...Rg4
- 2.Ba1#
- 2.Bb2#
- 2.Bh2#
- 2.Bc3#
- 2.Bg3#
- 2.Bd4#
- 2.Bf4#
- 2.Bd6#
- 2.Bf6#
- 2.Bc7#
- 2.Bg7#
- 2.Bb8#
- 2.Bh8#
- 1...Rh4
- 2.Ba1#
- 2.Bb2#
- 2.Bh2#
- 2.Bc3#
- 2.Bg3#
- 2.Bd4#
- 2.Bf4#
- 2.Bd6#
- 2.Bf6#
- 2.Bc7#
- 2.Bg7#
- 2.Bb8#
- 2.Bh8#
- 1...Rc5
- 2.Sd4#
- 1...Rc6
- 2.Ba6#
- 1...Rc7
- 2.Bxc7#
- 1...Rc8
- 2.Bc7#
- 1...Re4!
- 1...Rc3+
- 1.Bd6?
- Keys
- 1.Qh5!
- 1...Rc3+
- 2.Bxc3#
- 1...Rd4+
- 2.Bxd4#
- 1...Rc1
- 2.Bc3#
- 1...Rc2
- 2.Bc3#
- 1...Ra4
- 2.Ba1#
- 2.Bb2#
- 2.Bh2#
- 2.Bc3#
- 2.Bg3#
- 2.Bd4#
- 2.Bf4#
- 2.Bd6#
- 2.Bf6#
- 2.Bc7#
- 2.Bg7#
- 2.Bb8#
- 2.Bh8#
- 2.Qe8#
- 1...Rb4
- 2.Sc3#
- 2.Ba1#
- 2.Bb2#
- 2.Bh2#
- 2.Bc3#
- 2.Bg3#
- 2.Bd4#
- 2.Bf4#
- 2.Bd6#
- 2.Bf6#
- 2.Bc7#
- 2.Bg7#
- 2.Bb8#
- 2.Bh8#
- 2.Qe8#
- 1...Re4
- 2.Qe8#
- 1...Rf4
- 2.Bxf4#
- 2.Qe8#
- 1...Rg4
- 2.Qe8#
- 1...Rh4
- 2.Qe8#
- 1...Rc5
- 2.Sd4#
- 1...Rc6
- 2.Ba6#
- 1...Rc7
- 2.Bxc7#
- 1...Rc8
- 2.Bc7#
- 1...Rc3+
- 1.Qh5!
Anticipated by 33253(1921)
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 9
- REMOVED MATES = 1
- Sets
- R(a);N_GUARD,SBLOCK::S(A)
- R(a);N_GUARD,SBLOCK::S(C)
- R(a);SBLOCK::B(H)
- Tries
- Try
- B(F);
- Vars
- R(a);CHECK,N_GUARD::S(A),XR(a)
- R(a);CHECK,N_GUARD::S(C),XR(a)
- R(a);N_GUARD::S(C)
- R(a);N_GUARD::S(A)
- Refutation
- P(d);XB(F)
- Try
- Q(E);
- Vars
- R(a);CHECK,N_GUARD::QAR(E)+B(F),XR(a)
- R(a);N_GUARD::QAR(E)+B(F)
- R(a);N_GUARD::QAR(E)+B(F),XR(a)
- R(a);N_GUARD,SBLOCK::S(C)
- R(a);SBLOCK::B(H)
- Refutation
- R(a);
- Try
- Actual
- Q(E);
- Vars
- R(a);CHECK,N_GUARD::QAR(E)+B(F),XR(a)
- R(a);N_GUARD::QAR(E)+B(F)
- R(a);N_GUARD::QAB(E)
- R(a);N_GUARD,SBLOCK::S(C)
- R(a);SBLOCK::B(H)
- R(a);N_GUARD::QAR(E)+B(F),XR(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).