MESON Chess Problem Database
Problem Display
PID: 67224 (1N1BB3/Rp3N2/P1P5/2k1p3/Pp1pP3/1P1Pp3/2P1K3/2Q5 w - - 0 1)
Pasture, Pascal
Phenix, 1999
#2
14 + 6
SOLUTION
- SOUND
- Sets
- 1...bxa6
- 2.Sxa6#
- 1...bxc6
- 2.Sd7#
- 1...b6
- 2.Be7#
- 1...bxa6
- Tries
- 1.Sd6?
- threat
- 2.Sxb7#
- 1...bxa6
- 2.Sb7#
- 1...bxc6
- 2.Sb7#
- 1...b5
- 2.Sb7#
- 1...b6
- 2.Sb7#
- 1...Kxd6!
- threat
- 1.Bc7?
- 1...bxa6
- 2.Sxa6#
- 1...bxc6
- 2.Sd7#
- 1...b6
- 2.Bd6#
- 1...b5!
- 1...bxa6
- 1.Ra8?
- 1...bxa6
- 2.Sxa6#
- 1...bxc6
- 2.Sd7#
- 1...b6
- 2.Be7#
- 1...b5!
- 1...bxa6
- 1.Qb2?
- 1...bxa6
- 2.Sxa6#
- 1...bxc6
- 2.Sd7#
- 1...b6
- 2.Be7#
- 1...b5!
- 1...bxa6
- 1.Qa1?
- 1...bxa6
- 2.Sxa6#
- 1...bxc6
- 2.Sd7#
- 1...b6
- 2.Be7#
- 1...b5!
- 1...bxa6
- 1.Qb1?
- 1...bxa6
- 2.Sxa6#
- 1...bxc6
- 2.Sd7#
- 1...b6
- 2.Be7#
- 1...b5!
- 1...bxa6
- 1.Qd1?
- 1...bxa6
- 2.Sxa6#
- 1...bxc6
- 2.Sd7#
- 1...b6
- 2.Be7#
- 1...b5!
- 1...bxa6
- 1.Qe1?
- 1...bxa6
- 2.Sxa6#
- 1...bxc6
- 2.Sd7#
- 1...b6
- 2.Be7#
- 1...b5!
- 1...bxa6
- 1.Qf1?
- 1...bxa6
- 2.Sxa6#
- 1...bxc6
- 2.Sd7#
- 1...b6
- 2.Be7#
- 1...b5!
- 1...bxa6
- 1.Qg1?
- 1...bxa6
- 2.Sxa6#
- 1...bxc6
- 2.Sd7#
- 1...b6
- 2.Be7#
- 1...b5!
- 1...bxa6
- 1.Qh1?
- 1...bxa6
- 2.Sxa6#
- 1...bxc6
- 2.Sd7#
- 1...b6
- 2.Be7#
- 1...b5!
- 1...bxa6
- 1.c3?
- 1...bxc3
- 2.Qa3#
- 1...dxc3
- 2.Qxe3#
- 1...bxa6
- 2.Sxa6#
- 1...bxc6
- 2.Sd7#
- 1...b6
- 2.Be7#
- 1...b5!
- 1...bxc3
- 1.c7?
- threat
- 2.c8Q#
- 2.c8R#
- 1...bxa6
- 2.c8Q#
- 2.c8R#
- 1...b5
- 2.c8Q#
- 2.c8R#
- 1...b6
- 2.Be7#
- 2.c8Q#
- 2.c8R#
- 1...Kb6!
- threat
- 1.Sd6?
- Keys
- 1.c4!
- 1...bxa6
- 2.Sxa6#
- 1...bxc6
- 2.Sd7#
- 1...bxc4 ep
- 2.Qa3#
- 1...dxc4 ep
- 2.Qxe3#
- 1...b5
- 2.cxb5#
- 1...b6
- 2.Be7#
- 1...bxa6
- 1.c4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- P(f);XP(H)::S(L),XP(f)
- P(f);SBLOCK,XP(I)::S(L)
- P(f);SBLOCK::B(M)
- Tries
- Try
- S(K);
- Threat
- S(K),XP(f)
- Vars
- P(f);XP(H)::S(K)
- P(f);XP(I)::S(K)
- P(f);::S(K)
- Refutation
- K(d);S_FLIGHT,XS(K)
- Try
- B(M);
- Vars
- P(f);XP(H)::S(L),XP(f)
- P(f);SBLOCK,XP(I)::S(L)
- P(f);SBLOCK::B(M)
- Refutation
- P(f);
- Try
- R(J);
- Vars
- P(f);XP(H)::S(L),XP(f)
- P(f);SBLOCK,XP(I)::S(L)
- P(f);SBLOCK::B(M)
- Refutation
- P(f);
- Try
- Q(A);
- Vars
- P(f);XP(H)::S(L),XP(f)
- P(f);SBLOCK,XP(I)::S(L)
- P(f);SBLOCK::B(M)
- Refutation
- P(f);
- Try
- Q(A);
- Vars
- P(f);XP(H)::S(L),XP(f)
- P(f);SBLOCK,XP(I)::S(L)
- P(f);SBLOCK::B(M)
- Refutation
- P(f);
- Try
- Q(A);
- Vars
- P(f);XP(H)::S(L),XP(f)
- P(f);SBLOCK,XP(I)::S(L)
- P(f);SBLOCK::B(M)
- Refutation
- P(f);
- Try
- Q(A);
- Vars
- P(f);XP(H)::S(L),XP(f)
- P(f);SBLOCK,XP(I)::S(L)
- P(f);SBLOCK::B(M)
- Refutation
- P(f);
- Try
- Q(A);
- Vars
- P(f);XP(H)::S(L),XP(f)
- P(f);SBLOCK,XP(I)::S(L)
- P(f);SBLOCK::B(M)
- Refutation
- P(f);
- Try
- Q(A);
- Vars
- P(f);XP(H)::S(L),XP(f)
- P(f);SBLOCK,XP(I)::S(L)
- P(f);SBLOCK::B(M)
- Refutation
- P(f);
- Try
- Q(A);
- Vars
- P(f);XP(H)::S(L),XP(f)
- P(f);SBLOCK,XP(I)::S(L)
- P(f);SBLOCK::B(M)
- Refutation
- P(f);
- Try
- Q(A);
- Vars
- P(f);XP(H)::S(L),XP(f)
- P(f);SBLOCK,XP(I)::S(L)
- P(f);SBLOCK::B(M)
- Refutation
- P(f);
- Try
- P(B);
- Vars
- P(b);OGATEB,P_SPINP(b),XP(B)::QAB(A)
- P(c);OGATEB,P_SPINP(c),XP(B)::QAB(A),XP(a)
- P(f);XP(H)::S(L),XP(f)
- P(f);SBLOCK,XP(I)::S(L)
- P(f);SBLOCK::B(M)
- Refutation
- P(f);
- Try
- P(I);
- Threat
- P=Q
- Vars
- P(f);XP(H)::P=Q
- P(f);::P=Q
- Refutation
- K(d);S_FLIGHT
- Try
- Actual
- P(B);
- Vars
- P(f);XP(H)::S(L),XP(f)
- P(f);SBLOCK,XP(I)::S(L)
- P(b);EP,OGATEB,P_SPINP(b),XP(B)::QAB(A)
- P(c);EP,OGATEB,P_SPINP(c),XP(B)::QAB(A),XP(a)
- P(f);OGATE::QAR(A)+P(B),XP(f)
- P(f);SBLOCK::B(M)
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).