MESON Chess Problem Database
Problem Display
PID: 15492 (r1RQ2b1/8/2P1P2n/1Pk2P2/ppBN1pp1/1P1K1P2/r1P1P3/n5B1 w - - 0 1)
Burbach, Johannes Jacob
Schakend Nederland, 1984
#2
14 + 10
SOLUTION
- SOUND
- Sets
- 1...Rxc2
- 2.Sxc2#
- 1...Bxe6
- 2.Sxe6#
- 1...Sxc2
- 2.Sxc2#
- 1...Sxb3
- 2.Sxb3#
- 1...Sxf5
- 2.Sxf5#
- 1...axb3
- 2.Sxb3#
- 1...gxf3
- 2.Sxf3#
- 1...Rxc2
- Tries
- 1.Rb8?
- threat
- 2.Qe7#
- 2.Qd5#
- 2.Qf8#
- 1...Bxe6
- 2.Sxe6#
- 2.Qe7#
- 2.Qf8#
- 1...Sxf5
- 2.Sxf5#
- 2.Qd5#
- 1...Ra7
- 2.Qd5#
- 1...Sf7
- 2.Qd5#
- 1...Rxb8!
- threat
- 1.c3?
- threat
- 2.Sc2#
- 1...Rxe2
- 2.Sxe2#
- 1...Sxb3
- 2.Sxb3#
- 1...Sxf5
- 2.Sxf5#
- 1...gxf3
- 2.Sxf3#
- 1...Rc2
- 2.Sxc2#
- 1...Sc2
- 2.Sxc2#
- 1...Rd2+!
- threat
- 1.e4?
- threat
- 2.Se2#
- 1...Sxc2
- 2.Sxc2#
- 1...Sxb3
- 2.Sxb3#
- 1...Sxf5
- 2.Sxf5#
- 1...gxf3
- 2.Sxf3#
- 1...fxe4 ep!
- threat
- 1.bxa4?
- threat
- 2.Sb3#
- 1...Sb3
- 2.Sxb3#
- 1...b3!
- threat
- 1.fxg4?
- threat
- 2.Sf3#
- 1...Sxc2
- 2.Sxc2#
- 1...Sxb3
- 2.Sxb3#
- 1...Sxf5
- 2.Sxf5#
- 1...f3
- 2.Sxf3#
- 1...Sxg4!
- threat
- 1.b6?
- threat
- 2.Sb5#
- 1...Sxc2
- 2.Sxc2#
- 1...Sxb3
- 2.Sxb3#
- 1...Sxf5
- 2.Sxf5#
- 1...gxf3
- 2.Sxf3#
- 1...Rxc8!
- threat
- 1.c7?
- threat
- 2.Sc6#
- 1...Sxc2
- 2.Sxc2#
- 1...Sxb3
- 2.Sxb3#
- 1...Sxf5
- 2.Sxf5#
- 1...gxf3
- 2.Sxf3#
- 1...Kb6!
- threat
- 1.e7?
- threat
- 2.Se6#
- 1...Be6
- 2.Sxe6#
- 1...Bxc4+!
- threat
- 1.Rb8?
- Keys
- 1.f6!
- threat
- 2.Sf5#
- 1...Sxc2
- 2.Sxc2#
- 1...Sxb3
- 2.Sxb3#
- 1...gxf3
- 2.Sxf3#
- 1...Sf5
- 2.Sxf5#
- threat
- 1.f6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 3
- Sets
- R(b);XP(B)::B(A)+S(H),XR(b)
- B(j);XP(L)::B(A)+S(H),DCHECK,XB(j)
- S(a);XP(B)::B(A)+S(H),XS(a)
- S(a);XP(D)::B(A)+S(H),DCHECK,XS(a)
- S(h);XP(J)::B(A)+S(H),XS(h)
- P(c);XP(D)::B(A)+S(H),DCHECK,XP(c)
- P(f);XP(F)::B(A)+S(H),XP(f)
- Tries
- Try
- R(M);
- Threat
- DUALS(3)
- Vars
- R(i);::QAR1(N)
- S(h);::QAR1(N)
- Refutation
- R(i);XR(M)
- Try
- P(B);
- Threat
- B(A)+S(H)
- Vars
- R(b);XP(C)::B(A)+S(H),XR(b)
- S(a);XP(D)::B(A)+S(H),DCHECK,XS(a)
- S(h);XP(J)::B(A)+S(H),XS(h)
- P(f);XP(F)::B(A)+S(H),XP(f)
- R(b);::B(A)+S(H),XR(b)
- S(a);::B(A)+S(H),XS(a)
- Refutation
- R(b);CHECK
- Try
- P(C);
- Threat
- B(A)+S(H)
- Vars
- S(a);XP(B)::B(A)+S(H),XS(a)
- S(a);XP(D)::B(A)+S(H),DCHECK,XS(a)
- S(h);XP(J)::B(A)+S(H),XS(h)
- P(f);XP(F)::B(A)+S(H),XP(f)
- Refutation
- P(e);EP,XP(C)
- Try
- P(D);XP(c)
- Threat
- B(A)+S(H),DCHECK
- Vars
- S(a);::B(A)+S(H),DCHECK,XS(a)
- Refutation
- P(d);
- Try
- P(F);XP(f)
- Threat
- B(A)+S(H)
- Vars
- S(a);XP(B)::B(A)+S(H),XS(a)
- S(a);XP(D)::B(A)+S(H),DCHECK,XS(a)
- S(h);XP(J)::B(A)+S(H),XS(h)
- P(e);::B(A)+S(H),XP(e)
- Refutation
- S(h);XP(F)
- Try
- P(I);
- Threat
- B(A)+S(H)
- Vars
- S(a);XP(B)::B(A)+S(H),XS(a)
- S(a);XP(D)::B(A)+S(H),DCHECK,XS(a)
- S(h);XP(J)::B(A)+S(H),XS(h)
- P(f);XP(F)::B(A)+S(H),XP(f)
- Refutation
- R(i);XR(M)
- Try
- P(K);
- Threat
- B(A)+S(H)
- Vars
- S(a);XP(B)::B(A)+S(H),XS(a)
- S(a);XP(D)::B(A)+S(H),DCHECK,XS(a)
- S(h);XP(J)::B(A)+S(H),XS(h)
- P(f);XP(F)::B(A)+S(H),XP(f)
- Refutation
- K(g);S_FLIGHT
- Try
- P(L);
- Threat
- B(A)+S(H),DCHECK
- Vars
- B(j);::B(A)+S(H),DCHECK,XB(j)
- Refutation
- B(j);CHECK,XB(G)
- Try
- Actual
- P(J);
- Threat
- B(A)+S(H)
- Vars
- S(a);XP(B)::B(A)+S(H),XS(a)
- S(a);XP(D)::B(A)+S(H),DCHECK,XS(a)
- P(f);XP(F)::B(A)+S(H),XP(f)
- S(h);::B(A)+S(H),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).