MESON Chess Problem Database
Problem Display
PID: 169193 (2R5/4n2K/1P1b3B/Q3R3/2pkP1p1/1b1N2P1/2r1P3/1N5n w - - 0 1)
Janevski, Zivko
3rd HM., SuperProblem 117. TT, 2014
#2
11 + 8
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Ra2
- 2.Qc3#
- 1...Rb2
- 2.Qc3#
- 1...Rd2
- 2.Qc3#
- 1...Rxe2
- 2.Qc3#
- 1...Rc3
- 2.Qxc3#
- 1...Bc5
- 2.Qxc5#
- 1...Bxe5
- 2.Qxe5#
- 1...Bc7
- 2.Qc5#
- 1...Bb8
- 2.Qc5#
- 1...Sd5
- 2.Qxd5#
- 1...Sf5
- 2.Qd5#
- 1...Sc6
- 2.Qd5#
- 1...Sg6
- 2.Qd5#
- 1...Sxc8
- 2.Qd5#
- 1...Sg8
- 2.Qd5#
- 1...cxd3
- 2.e3#
- 1...Ra2
- Tries
- 1.Se1?
- threat
- 2.e3#
- 1...Rxe2
- 2.Qc3#
- 1...Bc5
- 2.Qxc5#
- 1...Sd5
- 2.Qxd5#
- 1...Rc3
- 2.Qxc3#
- 1...Sf5
- 2.Qd5#
- 1...Bxe5!
- threat
- 1.Sb2?
- threat
- 2.e3#
- 1...Rxb2
- 2.Qc3#
- 1...Rxe2
- 2.Qc3#
- 1...Bc5
- 2.Qxc5#
- 1...Sd5
- 2.Qxd5#
- 1...Rc3
- 2.Qxc3#
- 1...Sf5
- 2.Qd5#
- 1...Bxe5!
- threat
- 1.Sf2?
- threat
- 2.e3#
- 1...Rxe2
- 2.Qc3#
- 1...Bc5
- 2.Qxc5#
- 1...Sd5
- 2.Rxd5#
- 2.Qxd5#
- 1...Rc3
- 2.Qxc3#
- 1...Sf5
- 2.Rd5#
- 2.Qd5#
- 1...Sxf2!
- threat
- 1.Rd5+?
- 1...Sxd5
- 2.Qxd5#
- 1...Kxe4!
- 1...Sxd5
- 1.Rxe7?
- threat
- 2.Qd5#
- 1...cxd3
- 2.e3#
- 1...Bf4
- 2.Qc5#
- 1...Bc5
- 2.Qxc5#
- 1...c3!
- threat
- 1.Rd8?
- threat
- 2.Qc5#
- 1...Rxe2
- 2.Qc3#
- 1...Sd5
- 2.Qxd5#
- 1...cxd3!
- threat
- 1.Se1?
- Keys
- 1.Sc5!
- threat
- 2.Se6#
- 1...Kxe5
- 2.Bg7#
- 1...Rxe2
- 2.Qc3#
- 1...Bxc5
- 2.Qxc5#
- 1...Bxe5
- 2.e3#
- 1...c3
- 2.Sxb3#
- 1...Sd5
- 2.Rxd5#
- threat
- 1.Sc5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 2
- REMOVED MATES = 12
- Sets
- R(b);N_GUARD::QAB1(F)
- R(b);N_GUARD,XP(B)::QAB1(F)
- R(b);N_GUARD::QAB1(F),XR(b)
- B(g);N_GUARD::QAB1(F),XB(g)
- B(g);OGATE,XR(G)::QAB1(F),XB(g)
- B(g);N_GUARD::QAB1(F)
- S(h);N_GUARD::QAR1(F),XS(h)
- S(h);N_GUARD::QAR1(F)
- S(h);N_GUARD,XR(K)::QAR1(F)
- P(d);SBLOCK,XS(C)::P(B)
- Tries
- Try
- S(C);
- Threat
- P(B)
- Vars
- R(b);N_GUARD,XP(B)::QAB1(F)
- B(g);N_GUARD::QAB1(F),XB(g)
- S(h);N_GUARD::QAR1(F),XS(h)
- R(b);N_GUARD::QAB1(F),XR(b)
- S(h);N_GUARD::QAR1(F)
- Refutation
- B(g);XR(G)
- Try
- S(C);
- Threat
- P(B)
- Vars
- R(b);N_GUARD,XS(C)::QAB1(F)
- R(b);N_GUARD,XP(B)::QAB1(F)
- B(g);N_GUARD::QAB1(F),XB(g)
- S(h);N_GUARD::QAR1(F),XS(h)
- R(b);N_GUARD::QAB1(F),XR(b)
- S(h);N_GUARD::QAR1(F)
- Refutation
- B(g);XR(G)
- Try
- S(C);
- Threat
- P(B)
- Vars
- R(b);N_GUARD,XP(B)::QAB1(F)
- B(g);N_GUARD::QAB1(F),XB(g)
- R(b);N_GUARD::QAB1(F),XR(b)
- Refutation
- S(a);XS(C)
- Try
- R(G);CHECK
- Vars
- S(h);OGATE,XR(G)::QAR1(F),XS(h)
- Refutation
- K(e);P-FLIGHT,XP(E)
- Try
- R(G);XS(h)
- Threat
- QAR1(F)
- Vars
- P(d);SBLOCK,XS(C)::P(B)
- B(g);N_GUARD::QAB1(F)
- B(g);N_GUARD::QAB1(F),XB(g)
- Refutation
- P(d);
- Try
- R(K);P_PINB(g)
- Threat
- QAB1(F)
- Vars
- R(b);N_GUARD,XP(B)::QAB1(F)
- S(h);N_GUARD,N_SPINB(g)::QAR1(F),XS(h)
- Refutation
- P(d);XS(C)
- Try
- Actual
- S(C);
- Threat
- S(C)
- Vars
- K(e);OGATEB,S_FLIGHT,XR(G)::B(I)
- R(b);N_GUARD,XP(B)::QAB1(F)
- B(g);OGATE,XS(C)::QAB1(F),XB(g)
- B(g);SBLOCK,XR(G)::P(B)
- P(d);N_GUARD::S(C),XB(c)
- S(h);N_GUARD::R1(G),XS(h)
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).