MESON Chess Problem Database
Problem Display
PID: 99579 (4r3/1pp1b3/4nPR1/1QPnk3/3N3r/2NR2PB/1K2p3/3b1q2 w - - 0 1)
Schneider, Vilmos
Budapesti Sakkszovetseg, 1965
#2
10 + 11
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Qe1
- 2.Sf3#
- 1...Qg1
- 2.Sf3#
- 1...Qf3
- 2.Sxf3#
- 1...b6
- 2.Sc6#
- 1...Qe1
- Tries
- 1.Qd7?
- threat
- 2.Qxe6#
- 2.Qxd5#
- 1...Qxh3
- 2.Qxd5#
- 1...Qxf6
- 2.Qxd5#
- 1...Rxd4
- 2.Qxe6#
- 1...Bxc5
- 2.Qxd5#
- 1...Bxf6
- 2.Qxd5#
- 1...Sxc3
- 2.Qxe6#
- 1...Sxf6
- 2.Qxe6#
- 1...Sxd4
- 2.Qxd5#
- 1...Sxc5
- 2.Qxd5#
- 1...Qg2
- 2.Qxe6#
- 1...Qh1
- 2.Qxe6#
- 1...Qf3
- 2.Sxf3#
- 2.Qxe6#
- 1...Qf5
- 2.Qxd5#
- 1...Rd8
- 2.Qxe6#
- 1...Bb3
- 2.Qxe6#
- 1...Bd8
- 2.Qxd5#
- 1...Bf8
- 2.Qxd5#
- 1...Se3
- 2.Qxe6#
- 1...Sb4
- 2.Qxe6#
- 1...Sdf4
- 2.Re3#
- 1...Sb6
- 2.Qxe6#
- 1...Sef4
- 2.Qf5#
- 1...Sg5
- 2.Qxd5#
- 1...Sg7
- 2.Qxd5#
- 1...Sd8
- 2.Qxd5#
- 1...Sf8
- 2.Qxd5#
- 1...c6
- 2.Qxe6#
- 1...Bd6!
- threat
- 1.Qd7?
- Keys
- 1.Qc6!
- threat
- 2.Qxd5#
- 2.Qxe6#
- 1...Qxh3
- 2.Qxd5#
- 1...Qxf6
- 2.Qxd5#
- 1...Rxd4
- 2.Qxe6#
- 1...Bxc5
- 2.Qxd5#
- 1...Bxf6
- 2.Qxd5#
- 1...Sxc3
- 2.Qxe6#
- 1...Sxf6
- 2.Qxe6#
- 1...Sxd4
- 2.Qxd5#
- 1...Sxc5
- 2.Qxd5#
- 1...bxc6
- 2.Sxc6#
- 1...Qg2
- 2.Qxe6#
- 1...Qh1
- 2.Qxe6#
- 1...Qf3
- 2.Sxf3#
- 2.Qxe6#
- 1...Qf5
- 2.Qxd5#
- 1...Rd8
- 2.Qxe6#
- 1...Bb3
- 2.Qxe6#
- 1...Bd6
- 2.Qxd5#
- 1...Bd8
- 2.Qxd5#
- 1...Bf8
- 2.Qxd5#
- 1...Se3
- 2.Qxe6#
- 1...Sb4
- 2.Qxe6#
- 1...Sdf4
- 2.Qe4#
- 1...Sb6
- 2.Qxe6#
- 1...Sef4
- 2.Rg5#
- 1...Sg5
- 2.Qxd5#
- 1...Sg7
- 2.Qxd5#
- 1...Sd8
- 2.Qxd5#
- 1...Sf8
- 2.Qxd5#
- threat
- 1.Qc6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 27
- REMOVED MATES = 4
- Sets
- Q(b);N_GUARD::S(F)
- Q(b);N_GUARD::S(F),XQ(b)
- P(h);N_GUARD::S(F)
- Tries
- Try
- Q(G);
- Threat
- DUALS(2)
- Vars
- Q(b);XB(E)::QAR1(G),XS(e)
- Q(b);XP(I)::QAR1(G),XS(e)
- R(d);XS(F)::QAR1(G),XS(g)
- B(j);XP(H)::QAR1(G),XS(e)
- B(j);XP(I)::QAR1(G),XS(e)
- S(e);XS(B)::QAR1(G),XS(g)
- S(e);XP(I)::QAR1(G),XS(g)
- S(g);XS(F)::QAR1(G),XS(e)
- S(g);XP(H)::QAR1(G),XS(e)
- Q(b);::QAR1(G),XS(g)
- Q(b);::QAR1(G),XS(e)
- R(k);::QAR1(G),XS(g)
- B(a);::QAR1(G),XS(g)
- B(j);::QAR1(G),XS(e)
- S(e);::QAR1(G),XS(g)
- S(e);N_GUARD,S_CUTR(d)::R(C)
- S(g);OGATE::QAR1(G)
- S(g);::QAR1(G),XS(e)
- P(i);::QAR1(G),XS(g)
- Refutation
- B(j);
- Try
- Actual
- Q(G);
- Threat
- DUALS(2)
- Vars
- Q(b);XB(E)::QAR1(G),XS(e)
- Q(b);XP(I)::QAR1(G),XS(e)
- R(d);XS(F)::QAR1(G),XS(g)
- B(j);XP(H)::QAR1(G),XS(e)
- B(j);XP(I)::QAR1(G),XS(e)
- S(e);XS(B)::QAR1(G),XS(g)
- S(e);XP(I)::QAR1(G),XS(g)
- S(g);XS(F)::QAR1(G),XS(e)
- S(g);XP(H)::QAR1(G),XS(e)
- P(h);XQ(G)::S(F),XP(h)
- Q(b);::QAR1(G),XS(g)
- Q(b);::QAR1(G),XS(e)
- R(k);::QAR1(G),XS(g)
- B(a);::QAR1(G),XS(g)
- B(j);::QAR1(G),XS(e)
- S(e);::QAR1(G),XS(g)
- S(e);OGATE::QAR1(G)
- S(g);N_GUARD,S_CUTQ(b)::R(J)
- S(g);::QAR1(G),XS(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).