MESON Chess Problem Database
Problem Display
PID: 140848 (5B2/3p2p1/2P1P1p1/1P2kBK1/bp1NpN2/1P1p1R2/2PRP3/6Q1 w - - 0 1)
Stojnic, Dragan
Mat Plus, 1997
#2
14 + 8
| 6490 | yacpdb | 2011 |
SOLUTION
- SOUND
- Sets
- 1...exf3
- 2.Sxf3#
- 2.Qe3#
- 1...e3
- 2.Qxe3#
- 1...dxc6
- 2.Sxc6#
- 1...d5
- 2.Sxg6#
- 1...d6
- 2.Bxg7#
- 1...exf3
- Tries
- 1.Re3?
- threat
- 2.Sf3#
- 2.Rxe4#
- 1...gxf5
- 2.Sf3#
- 1...d5
- 2.Sf3#
- 1...Kxd4!
- threat
- 1.Qe3?
- threat
- 2.Qxe4#
- 1...d5
- 2.Sxd3#
- 2.Sxg6#
- 1...gxf5!
- threat
- 1.c4?
- threat
- 2.Sxg6#
- 1...gxf5
- 2.Sg6#
- 1...e3
- 2.Qxe3#
- 1...bxc4 ep!
- threat
- 1.Re3?
- Keys
- 1.Qa1!
- 1...Bxb3
- 2.Sxb3#
- 1...Bxb5
- 2.Sxb5#
- 1...dxc2
- 2.Sxc2#
- 1...dxe2
- 2.Sdxe2#
- 1...exf3
- 2.Sxf3#
- 1...gxf5
- 2.Sxf5#
- 1...dxc6
- 2.Sxc6#
- 1...dxe6
- 2.Sdxe6#
- 1...e3
- 2.Rxe3#
- 1...d5
- 2.Sxg6#
- 1...d6
- 2.Bxg7#
- 1...Bxb3
- 1.Qa1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 1
- ADDED MATES = 7
- REMOVED MATES = 0
- Sets
- P(d);OGATEB::QAR2(A),XP(d)
- P(g);XP(L)::S(G),XP(g)
- P(g);SBLOCK::S(H),XP(f)
- P(g);SBLOCK::B(N),XP(h)
- Tries
- Try
- R(F);P_PINP(d)
- Threat
- DUALS(2)
- Vars
- P(f);XB(J)::S(G)
- P(g);::S(G)
- Refutation
- K(e);N_SPINP(d),P_SPINP(a),S_FLIGHT,XS(G)
- Try
- Q(A);P_PINP(d)
- Threat
- QAR1(A),XP(d)
- Refutation
- P(f);XB(J)
- Try
- P(B);
- Threat
- S(H),XP(f)
- Vars
- P(f);XB(J)::S(H)
- P(d);OGATEB::QAR2(A),XP(d)
- Refutation
- P(c);EP,XP(B)
- Try
- Actual
- Q(A);
- Vars
- B(b);XP(E)::QAB(A)+S(G),XB(b)
- B(b);XP(I)::QAB(A)+S(G),XB(b)
- P(a);XP(B)::QAB(A)+S(G),XP(a)
- P(a);XP(D)::QAB(A)+S(G),XP(a)
- P(d);XR(F)::QAB(A)+S(G),DCHECK,XP(d)
- P(f);XB(J)::QAB(A)+S(G),XP(f)
- P(g);XP(L)::QAB(A)+S(G),DCHECK,XP(g)
- P(g);XP(M)::QAB(A)+S(G),XP(g)
- P(d);OGATEB::R(F),XP(d)
- P(g);SBLOCK::S(H),XP(f)
- P(g);SBLOCK::B(N),XP(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).