MESON Chess Problem Database
Problem Display
PID: 118009 (8/Q3B3/2r5/1k1P4/4N3/bB6/P1n5/1KR5 w - - 0 1)
Paslack, Rainer
Boletim da UBP, 1972
#2
8 + 4
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rc3
- 2.Sxc3#
- 1...Rb6
- 2.Sc3#
- 2.Qa4#
- 1...Re6
- 2.Sc3#
- 1...Rf6
- 2.Sc3#
- 1...Rg6
- 2.Sc3#
- 1...Rh6
- 2.Sc3#
- 1...Bxc1
- 2.a4#
- 1...Bb2
- 2.a4#
- 1...Bb4
- 2.a4#
- 1...Sa1
- 2.Ba4#
- 1...Se1
- 2.Ba4#
- 1...Se3
- 2.Ba4#
- 1...Sb4
- 2.Ba4#
- 1...Sd4
- 2.Ba4#
- 1...Rc3
- Tries
- 1.Bxa3?
- 1...Ra6
- 2.Qc5#
- 1...Rc3
- 2.Sxc3#
- 2.Sd6#
- 1...Rc4
- 2.Sd6#
- 1...Rc5
- 2.Sd6#
- 1...Rb6
- 2.Sc3#
- 2.Qa4#
- 1...Rd6
- 2.Sc3#
- 2.Sxd6#
- 1...Re6
- 2.Sc3#
- 1...Rf6
- 2.Sc3#
- 1...Rg6
- 2.Sc3#
- 1...Rh6
- 2.Sc3#
- 1...Rc7
- 2.Sd6#
- 1...Rc8
- 2.Sd6#
- 1...Sa1
- 2.Ba4#
- 1...Se1
- 2.Ba4#
- 1...Se3
- 2.Ba4#
- 1...Sb4
- 2.Ba4#
- 1...Sd4
- 2.Ba4#
- 1...Sxa3+!
- 1...Ra6
- 1.Bxa3?
- Keys
- 1.Bb4!
- threat
- 2.Qa5#
- 1...Kxb4
- 2.Qa4#
- 1...Bxb4
- 2.a4#
- 1...Sxb4
- 2.Ba4#
- 1...Ra6
- 2.Qc5#
- threat
- 1.Bb4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 11
- Sets
- R(d);N_GUARD::S(E),XR(d)
- R(d);N_GUARD::S(E)
- B(b);OGATE,XR(B)::P(C)
- B(b);OGATE::P(C)
- S(a);::B(D)
- Tries
- Try
- B(H);XB(b)
- Vars
- R(d);N_GUARD,SBLOCK::QAR1(G)
- R(d);N_GUARD::S(E)
- S(a);::B(D)
- Refutation
- S(a);CHECK,XB(H)
- Try
- Actual
- B(H);
- Threat
- QAR1(G)
- Vars
- K(c);P-FLIGHT,XB(H)::QAR1(G)
- B(b);OGATE,SBLOCK,XB(H)::P(C)
- S(a);SBLOCK,XB(H)::B(D)
- R(d);N_GUARD,SBLOCK::QAR1(G)
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).