MESON Chess Problem Database
Problem Display
PID: 11876 (6Q1/B4b2/3PB3/5r2/n1ppp2p/3k4/4R3/1N1NKn2 w - - 0 1)
Stosic, Miroslav
2nd Place, 01. WCCT, 1972-1975
#2
8 + 9
SOLUTION
- SOUND
- Sets
- 1...Rf2
- 2.Sxf2#
- 1...Ra5
- 2.Sf2#
- 1...Rb5
- 2.Sf2#
- 1...Rc5
- 2.Sf2#
- 1...Rd5
- 2.Sf2#
- 1...Re5
- 2.Sf2#
- 1...Rg5
- 2.Sf2#
- 1...Rh5
- 2.Sf2#
- 1...Bh5
- 2.Bxc4#
- 1...Bg6
- 2.Bxc4#
- 1...Be8
- 2.Bxc4#
- 1...Sd2
- 2.Rxd2#
- 1...Sh2
- 2.Rd2#
- 1...Se3
- 2.Rd2#
- 1...Sg3
- 2.Rd2#
- 1...Sb2
- 2.Sxb2#
- 1...Sc3
- 2.Sb2#
- 1...Sc5
- 2.Sb2#
- 1...Sb6
- 2.Sb2#
- 1...e3
- 2.Bxf5#
- 1...Rf2
- Tries
- 1.Bxf5?
- threat
- 2.Sf2#
- 2.Bxe4#
- 1...Sd2
- 2.Rxd2#
- 1...Bd5
- 2.Sf2#
- 1...Bg6
- 2.Sf2#
- 1...Se3
- 2.Sf2#
- 2.Rd2#
- 1...Sg3
- 2.Sf2#
- 2.Rd2#
- 1...Sc3
- 2.Sb2#
- 2.Sf2#
- 1...Sc5
- 2.Sb2#
- 2.Sf2#
- 1...c3!
- threat
- 1.Qxf7?
- threat
- 2.Bxc4#
- 1...Sd2
- 2.Rxd2#
- 1...e3
- 2.Bxf5#
- 2.Qxf5#
- 1...Rc5
- 2.Sf2#
- 1...Rd5
- 2.Sf2#
- 1...Se3
- 2.Rd2#
- 1...Sb2
- 2.Sxb2#
- 1...Sb6
- 2.Sb2#
- 1...c3
- 2.Bc4#
- 1...Rxf7!
- threat
- 1.Qg3+?
- 1...Rf3
- 2.Sf2#
- 1...Se3
- 2.Rd2#
- 1...Sxg3
- 2.Rd2#
- 1...e3
- 2.Bxf5#
- 1...hxg3!
- 1...Rf3
- 1.Qg4?
- threat
- 2.Qxe4#
- 1...Sd2
- 2.Rxd2#
- 1...Re5
- 2.Sf2#
- 1...Se3
- 2.Rd2#
- 1...Sg3
- 2.Rd2#
- 1...Sc3
- 2.Sb2#
- 1...Sc5
- 2.Sb2#
- 1...e3
- 2.Bxf5#
- 2.Qxf5#
- 2.Qxd4#
- 1...Rf4!
- threat
- 1.Qg7?
- threat
- 2.Qxd4#
- 1...Sd2
- 2.Rxd2#
- 1...Rc5
- 2.Sf2#
- 1...Rd5
- 2.Sf2#
- 1...Re5
- 2.Sf2#
- 1...Sc5
- 2.Sb2#
- 1...Sb6
- 2.Sb2#
- 1...Rf6!
- threat
- 1.Qa8?
- threat
- 2.Qxe4#
- 1...Sd2
- 2.Rxd2#
- 1...Rd5
- 2.Sf2#
- 1...Re5
- 2.Sf2#
- 1...Se3
- 2.Rd2#
- 1...Sg3
- 2.Rd2#
- 1...Sc3
- 2.Sb2#
- 1...Sc5
- 2.Sb2#
- 1...e3
- 2.Bxf5#
- 1...Rf4!
- threat
- 1.Qc8?
- threat
- 2.Qxc4#
- 1...Sd2
- 2.Rxd2#
- 1...e3
- 2.Bxf5#
- 1...Rc5
- 2.Sf2#
- 1...Rd5
- 2.Sf2#
- 1...Se3
- 2.Rd2#
- 1...Sb2
- 2.Sxb2#
- 1...Sc5
- 2.Sb2#
- 1...Sb6
- 2.Sb2#
- 1...c3
- 2.Qc4#
- 1...Bxe6!
- threat
- 1.Qh8?
- threat
- 2.Qxd4#
- 1...Sd2
- 2.Rxd2#
- 1...Rc5
- 2.Sf2#
- 1...Rd5
- 2.Sf2#
- 1...Re5
- 2.Sf2#
- 1...Sc5
- 2.Sb2#
- 1...Sb6
- 2.Sb2#
- 1...Rf6!
- threat
- 1.Bxf5?
- Keys
- 1.Qg1!
- threat
- 2.Qxd4#
- 1...Sd2
- 2.Rxd2#
- 1...e3
- 2.Bxf5#
- 1...Rf2
- 2.Sxf2#
- 1...Rc5
- 2.Sf2#
- 1...Rd5
- 2.Sf2#
- 1...Se3
- 2.Rd2#
- 1...Sc5
- 2.Sb2#
- 1...Sb6
- 2.Sb2#
- threat
- 1.Qg1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 12
- Sets
- R(h);N_GUARD::S(B),XR(h)
- R(h);N_GUARD::S(B)
- B(i);N_GUARD::B(F),XP(d)
- S(a);N_GUARD::R1(D),XS(a)
- S(a);N_GUARD::R1(D)
- S(c);N_GUARD::S(B),XS(c)
- S(c);N_GUARD::S(B)
- P(f);OGATEB::B(F),XR(h)
- Tries
- Try
- B(F);P_PINP(f),XR(h)
- Threat
- DUALS(2)
- Vars
- S(a);N_GUARD::R1(D),XS(a)
- B(i);::S(B)
- Refutation
- P(d);
- Try
- Q(H);XB(i)
- Threat
- B(F),XP(d)
- Vars
- S(a);N_GUARD::R1(D),XS(a)
- R(h);N_GUARD::S(B)
- S(a);N_GUARD::R1(D)
- S(c);N_GUARD::S(B),XS(c)
- S(c);N_GUARD::S(B)
- P(d);::B(F)
- Refutation
- R(h);XQ(H)
- Try
- Q(H);CHECK
- Vars
- R(h);P_SPINR(h)::S(B)
- S(a);P_SPINS(a)::R1(D)
- S(a);XQ(H)::R1(D)
- P(f);P_SPINP(f),S_CUTP(g),S_CUTS(a),S_CUTS(a)::B(F),XR(h)
- Refutation
- P(g);XQ(H)
- Try
- Q(H);
- Threat
- QAB1(H),XP(f)
- Vars
- S(a);N_GUARD::R1(D),XS(a)
- R(h);N_GUARD::S(B)
- S(a);N_GUARD::R1(D)
- S(c);N_GUARD::S(B)
- Refutation
- R(h);
- Try
- Q(H);
- Threat
- QAR1(H),XP(e)
- Vars
- S(a);N_GUARD::R1(D),XS(a)
- R(h);N_GUARD::S(B)
- S(c);N_GUARD::S(B)
- Refutation
- R(h);
- Try
- Q(H);
- Threat
- QAB1(H),XP(f)
- Vars
- S(a);N_GUARD::R1(D),XS(a)
- R(h);N_GUARD::S(B)
- S(a);N_GUARD::R1(D)
- S(c);N_GUARD::S(B)
- P(f);OGATEB::B(F),XR(h)
- Refutation
- R(h);
- Try
- Q(H);
- Threat
- QAB1(H),XP(d)
- Vars
- S(a);N_GUARD::R1(D),XS(a)
- P(f);OGATEB::B(F),XR(h)
- R(h);N_GUARD::S(B)
- S(a);N_GUARD::R1(D)
- S(c);N_GUARD::S(B),XS(c)
- S(c);N_GUARD::S(B)
- P(d);::QAB1(H)
- Refutation
- B(i);XB(F)
- Try
- Q(H);
- Threat
- QAR1(H),XP(e)
- Vars
- S(a);N_GUARD::R1(D),XS(a)
- R(h);N_GUARD::S(B)
- S(c);N_GUARD::S(B)
- Refutation
- R(h);
- Try
- Actual
- Q(H);
- Threat
- QAR1(H),XP(e)
- Vars
- S(a);N_GUARD::R1(D),XS(a)
- P(f);OGATEB::B(F),XR(h)
- R(h);N_GUARD::S(B),XR(h)
- R(h);N_GUARD::S(B)
- S(a);N_GUARD::R1(D)
- S(c);N_GUARD::S(B)
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).