MESON Chess Problem Database
Problem Display
PID: 179160 (r2r4/2Q4P/3ppp1K/3Nk3/3RPp2/2P2p1P/3P2P1/5qB1 w - - 0 1)
Janevski, Zivko
Phenix, 2014
#2
11 + 9
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...exd5
- 2.Qe7#
- 1...f5
- 2.Qg7#
- 1...exd5
- Tries
- 1.Sxf4?
- threat
- 2.Sg6#
- 1...Kxf4
- 2.Bh2#
- 1...Qxg2
- 2.Sd3#
- 1...Rg8
- 2.Qxd6#
- 1...f5!
- threat
- 1.Sxf6?
- threat
- 2.Sg4#
- 1...Kxf6
- 2.Qg7#
- 1...Rg8
- 2.Sd7#
- 1...Qxg2!
- threat
- 1.Se7?
- threat
- 2.Sc6#
- 2.Sg6#
- 1...Qxg2
- 2.Sc6#
- 1...Qc4
- 2.Sg6#
- 1...Qb5
- 2.Sg6#
- 1...Qa6
- 2.Sg6#
- 1...Ra6
- 2.Sg6#
- 1...Rg8
- 2.Sc6#
- 2.Qxd6#
- 1...f5!
- threat
- 1.Bh2?
- threat
- 2.Bxf4#
- 1...exd5
- 2.Qe7#
- 1...fxg2!
- threat
- 1.Qxd8?
- threat
- 2.Qxf6#
- 1...exd5
- 2.Qe7#
- 1...f5
- 2.Qf6#
- 2.h8Q#
- 2.h8B#
- 1...Rxd8!
- threat
- 1.Qe7?
- threat
- 2.Qxf6#
- 1...f5
- 2.Qf6#
- 2.Qg7#
- 1...Rf8!
- threat
- 1.Qf7?
- threat
- 2.Qxf6#
- 1...exd5
- 2.Qxd5#
- 2.Qe7#
- 1...f5
- 2.Qf6#
- 2.Qg7#
- 1...Rf8!
- threat
- 1.Qg7?
- threat
- 2.Qxf6#
- 1...exd5
- 2.Qe7#
- 1...Rf8!
- threat
- 1.h8S?
- threat
- 2.Sg6#
- 2.Sf7#
- 1...Qxg2
- 2.Sf7#
- 1...exd5
- 2.Qe7#
- 1...Rf8
- 2.Sg6#
- 1...Rd7
- 2.Sg6#
- 1...Rg8
- 2.Sf7#
- 1...Rxh8+!
- threat
- 1.Sxf4?
- Keys
- 1.Se3!
- threat
- 2.Sg4#
- 1...Qxg2
- 2.Sc4#
- 1...fxe3
- 2.Bh2#
- 1...f5
- 2.Qg7#
- 1...Rg8
- 2.Qxd6#
- threat
- 1.Se3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- P(f);OGATEB,XS(H)::QAR2(J)
- P(g);OGATEB::QAB(J)
- Tries
- Try
- S(H);XP(c)
- Threat
- S(H)
- Vars
- K(d);OGATEB,S_FLIGHT,XS(H)::B(A)
- Q(a);N_GUARD,XP(C)::S(H)
- R(i);N_GUARD::QAB1(J),XP(e)
- Refutation
- P(g);
- Try
- S(H);XP(g)
- Threat
- S(H)
- Vars
- K(d);N_SPINP(e),OGATEB,S_FLIGHT,XS(H)::QAB1(J)
- R(i);N_GUARD::S(H)
- Refutation
- Q(a);XP(C)
- Try
- S(H);
- Threat
- DUALS(2)
- Vars
- Q(a);XP(C)::S(H)
- Q(a);::S(H)
- R(h);::S(H)
- Refutation
- P(g);
- Try
- B(A);N_PINP(e),P_PINP(c)
- Threat
- B(A),XP(c)
- Vars
- P(f);OGATEB,XS(H)::QAR2(J)
- Refutation
- P(b);XP(C)
- Try
- Q(J);N_PINP(e),XR(i)
- Threat
- QAB1(J),XP(g)
- Vars
- P(f);OGATEB,XS(H)::QAR2(J)
- Refutation
- R(h);XQ(J)
- Try
- Q(J);N_PINP(e),P_PINP(f)
- Threat
- QAB1(J),XP(g)
- Refutation
- R(i);
- Try
- Q(J);N_PINP(e)
- Threat
- QAB1(J),XP(g)
- Refutation
- R(i);
- Try
- Q(J);N_PINP(e),P_PINP(g)
- Threat
- QAB1(J),XP(g)
- Vars
- P(f);OGATEB,XS(H)::QAR2(J)
- Refutation
- R(i);
- Try
- P(K);
- Threat
- DUALS(2)
- Vars
- Q(a);XP(C)::S(K)
- P(f);OGATEB,XS(H)::QAR2(J)
- R(i);::S(K)
- Refutation
- R(i);CHECK,XS(K)
- Try
- Actual
- S(H);
- Threat
- S(H)
- Vars
- Q(a);N_GUARD,XP(C)::S(H)
- P(c);OGATEB,XS(H)::B(A)
- P(g);OGATEB::QAB(J)
- R(i);N_GUARD::QAB1(J),XP(e)
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).