MESON Chess Problem Database
Problem Display
PID: 10157 (3k4/p3r3/K1Q2N2/6N1/8/8/8/8 w - - 0 1)
Atanasievic, Aleksandar
Politika, 1961
#2
4 + 3
| 261 | Mat | 1980 |
SOLUTION
- SOUND
- Sets
- 1...Re1
- 2.Qd7#
- 1...Re2
- 2.Qd7#
- 1...Re3
- 2.Qd7#
- 1...Re4
- 2.Qd7#
- 1...Re5
- 2.Qd7#
- 1...Rc7
- 2.Qe8#
- 1...Rd7
- 2.Qxd7#
- 1...Re8
- 2.Qd7#
- 1...Re1
- Tries
- 1.Sd5?
- 1...Rd7
- 2.Qa8#
- 1...Re1
- 2.Sf7#
- 1...Re2
- 2.Sf7#
- 1...Re3
- 2.Sf7#
- 1...Re4
- 2.Sf7#
- 1...Re5
- 2.Sf7#
- 1...Re6
- 2.Sxe6#
- 2.Sf7#
- 1...Rb7
- 2.Se6#
- 1...Rf7
- 2.Se6#
- 2.Sxf7#
- 1...Rg7
- 2.Se6#
- 1...Rh7
- 2.Se6#
- 1...Re8
- 2.Sf7#
- 2.Qc7#
- 1...Rc7!
- 1...Rd7
- 1.Qd6+?
- 1...Rd7
- 2.Qxd7#
- 1...Kc8!
- 1...Rd7
- 1.Sd5?
- Keys
- 1.Qc5!
- 1...Re6+
- 2.Sxe6#
- 1...Rc7
- 2.Qf8#
- 1...Re1
- 2.Sf7#
- 1...Re2
- 2.Sf7#
- 1...Re3
- 2.Sf7#
- 1...Re4
- 2.Sf7#
- 1...Re5
- 2.Sf7#
- 1...Rb7
- 2.Se6#
- 1...Rd7
- 2.Se6#
- 1...Rf7
- 2.Se6#
- 2.Sxf7#
- 1...Rg7
- 2.Se6#
- 1...Rh7
- 2.Se6#
- 1...Re8
- 2.Sf7#
- 1...Re6+
- 1.Qc5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 8
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- R(b);N_GUARD::QAR1(C)
- R(b);N_GUARD,SBLOCK::QAR1(C)
- R(b);N_GUARD::QAR1(C),XR(b)
- Tries
- Try
- S(D);
- Vars
- R(b);SBLOCK::QAR(C)
- R(b);N_GUARD::S(A)
- Refutation
- R(b);
- Try
- Q(C);CHECK
- Vars
- R(b);N_GUARD,P_SPINR(b)::QAR1(C),XR(b)
- Refutation
- K(c);P-FLIGHT
- Try
- Actual
- Q(C);
- Vars
- R(b);CHECK,N_GUARD::S(A),XR(b)
- R(b);OGATE,SBLOCK::QAR2(C)
- R(b);N_GUARD::S(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).