MESON Chess Problem Database
Problem Display
PID: 179139 (8/1p5B/1B2Q3/Kprp2p1/1P3p2/3pNkp1/3R4/8 w - - 0 1)
Markovic, Miodrag
Sachmatija, 2014
#2
7 + 9
SOLUTION
- SOUND
- Sets
- 1...Rc1
- 2.Qg4#
- 2.Qxd5#
- 1...Rc2
- 2.Qg4#
- 2.Qxd5#
- 1...Rc3
- 2.Qg4#
- 2.Qxd5#
- 1...Rc4
- 2.Qg4#
- 1...Rc6
- 2.Qg4#
- 2.Qxd5#
- 1...Rc7
- 2.Qg4#
- 2.Qxd5#
- 1...Rc8
- 2.Qg4#
- 2.Qxd5#
- 1...g2
- 2.Qh3#
- 1...fxe3
- 2.Qf5#
- 1...d4
- 2.Qe4#
- 1...Rc1
- Tries
- 1.Sc2?
- threat
- 2.Se1#
- 2.Sd4#
- 1...dxc2
- 2.Qe2#
- 1...g2
- 2.Qh3#
- 1...Rc4
- 2.Se1#
- 1...d4
- 2.Se1#
- 2.Sxd4#
- 2.Be4#
- 1...Rxc2!
- threat
- 1.Sxd5?
- threat
- 2.Be4#
- 1...g2
- 2.Qh3#
- 1...Rc4!
- threat
- 1.Bxc5?
- threat
- 2.Qg4#
- 2.Qxd5#
- 1...fxe3
- 2.Qf5#
- 1...g2
- 2.Qh3#
- 2.Qg4#
- 1...d4
- 2.Qe4#
- 1...g4
- 2.Qxg4#
- 2.Qxd5#
- 1...b6+!
- threat
- 1.Bxd3?
- 1...fxe3
- 2.Qf5#
- 1...g2
- 2.Qh3#
- 1...Rc1
- 2.Qg4#
- 2.Qxd5#
- 1...Rc2
- 2.Qg4#
- 2.Qxd5#
- 1...Rc3
- 2.Qg4#
- 2.Qxd5#
- 1...Rc4
- 2.Qg4#
- 1...Rc6
- 2.Qg4#
- 2.Qxd5#
- 1...Rc7
- 2.Qg4#
- 2.Qxd5#
- 1...Rc8
- 2.Qg4#
- 2.Qxd5#
- 1...d4
- 2.Qe4#
- 1...g4!
- 1...fxe3
- 1.Bg6?
- 1...fxe3
- 2.Qf5#
- 1...g2
- 2.Qh3#
- 1...Rc1
- 2.Qg4#
- 2.Qxd5#
- 1...Rc2
- 2.Qg4#
- 2.Qxd5#
- 1...Rc3
- 2.Qg4#
- 2.Qxd5#
- 1...Rc4
- 2.Qg4#
- 1...Rc6
- 2.Qg4#
- 2.Qxd5#
- 1...Rc7
- 2.Qg4#
- 2.Qxd5#
- 1...Rc8
- 2.Qg4#
- 2.Qxd5#
- 1...d4
- 2.Qe4#
- 1...g4!
- 1...fxe3
- 1.Qxd5+?
- 1...Kxe3
- 2.Qxd3#
- 1...Rxd5!
- 1...Kxe3
- 1.Qf5?
- 1...Kxe3
- 2.Qxd3#
- 1...g2
- 2.Qh3#
- 1...Rc1
- 2.Qg4#
- 2.Qxd5#
- 1...Rc2
- 2.Qg4#
- 2.Qxd5#
- 1...Rc3
- 2.Qg4#
- 2.Qxd5#
- 1...Rc4
- 2.Qg4#
- 1...Rc6
- 2.Qg4#
- 2.Qxd5#
- 1...Rc7
- 2.Qg4#
- 2.Qxd5#
- 1...Rc8
- 2.Qg4#
- 2.Qxd5#
- 1...d4
- 2.Qe4#
- 1...g4!
- 1...Kxe3
- 1.Sc2?
- Keys
- 1.Sg4!
- 1...g2
- 2.Rxd3#
- 1...Rc1
- 2.Se5#
- 1...Rc2
- 2.Se5#
- 1...Rc3
- 2.Se5#
- 1...Rc4
- 2.Se5#
- 1...Rc6
- 2.Se5#
- 1...Rc7
- 2.Se5#
- 1...Rc8
- 2.Se5#
- 1...d4
- 2.Be4#
- 1...g2
- 1.Sg4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 3
- ADDED MATES = 6
- REMOVED MATES = 1
- Sets
- R(f);::QAB1(F)
- P(c);OGATEB::QAR2(F)
- P(d);OGATEB,SBLOCK,XS(B)::QAR2(F)
- P(g);N_GUARD::QAB1(F)
- Tries
- Try
- S(B);
- Threat
- DUALS(2)
- Vars
- P(a);N_GUARD,XS(B)::QAB1(F)
- P(c);OGATEB::QAR2(F)
- R(f);::S(B)
- Refutation
- R(f);XS(B)
- Try
- S(B);XP(g)
- Threat
- B(G)
- Vars
- P(c);OGATEB::QAR2(F)
- Refutation
- R(f);
- Try
- B(E);XR(f)
- Threat
- DUALS(2)
- Vars
- P(d);OGATEB,XS(B)::QAR2(F)
- P(g);N_GUARD::QAB1(F)
- Refutation
- P(i);CHECK
- Try
- B(G);XP(a)
- Vars
- P(d);OGATEB,SBLOCK,XS(B)::QAR2(F)
- P(c);OGATEB::QAR2(F)
- R(f);::QAB1(F)
- P(g);N_GUARD::QAB1(F)
- Refutation
- P(h);
- Try
- B(G);
- Vars
- P(d);OGATEB,SBLOCK,XS(B)::QAR2(F)
- P(c);OGATEB::QAR2(F)
- R(f);::QAB1(F)
- P(g);N_GUARD::QAB1(F)
- Refutation
- P(h);
- Try
- Q(F);CHECK,XP(g)
- Vars
- K(b);OGATEB,P-FLIGHT,P_SPINR(f),XS(B)::QAR1(F),XP(a)
- Refutation
- R(f);XQ(F)
- Try
- Q(F);P_PINP(d)
- Vars
- K(b);N_SPINP(d),OGATEB,P-FLIGHT,P_SPINR(f),XS(B)::QAR1(F),XP(a)
- P(c);OGATEB::QAR2(F)
- R(f);::QAB1(F)
- P(g);N_GUARD::QAB1(F)
- Refutation
- P(h);
- Try
- Actual
- S(B);
- Vars
- P(c);SBLOCK::R(A),XP(a)
- R(f);::S(B)
- P(g);N_GUARD::B(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).