MESON Chess Problem Database
Problem Display
PID: 133522 (1n3B1Q/1P1pb2p/1P1k3r/1bRB1PNp/qPp3nK/N3pP2/8/8 w - - 0 1)
Paslack, Rainer
Probleemblad, 2008
#2
12 + 12
SOLUTION
- SOUND
- Sets
- 1...Qd1
- 2.Sxb5#
- 1...Qc2
- 2.Sxb5#
- 1...Qb3
- 2.Sxb5#
- 1...Qa7
- 2.Sxb5#
- 1...Qa8
- 2.Sxb5#
- 1...Bc6
- 2.Sxc4#
- 1...Sf6
- 2.Sf7#
- 1...Qd1
- Tries
- 1.Bxc4?
- threat
- 2.Qd4#
- 1...Bxc4
- 2.Sxc4#
- 1...Bxf8
- 2.Qxf8#
- 1...Qd1
- 2.Sxb5#
- 1...Rf6
- 2.Se4#
- 1...Se5
- 2.Qxe5#
- 1...Sf6
- 2.Sf7#
- 1...Sc6
- 2.Rd5#
- 1...Bc6!
- threat
- 1.Be4?
- threat
- 2.Qd4#
- 1...Bxf8
- 2.Qxf8#
- 1...Qd1
- 2.Sxb5#
- 1...Bc6
- 2.Sxc4#
- 1...Se5
- 2.Qxe5#
- 1...Sf6
- 2.Sf7#
- 1...Sc6
- 2.Rd5#
- 1...Rf6!
- threat
- 1.Bc6?
- threat
- 2.Qd4#
- 1...Bxc6
- 2.Sxc4#
- 1...Bxf8
- 2.Qxf8#
- 1...Qd1
- 2.Sxb5#
- 1...Rf6
- 2.Se4#
- 1...Se5
- 2.Qxe5#
- 1...Sf6
- 2.Sf7#
- 1...Sxc6!
- threat
- 1.Bf7?
- threat
- 2.Qd4#
- 1...Bxf8
- 2.Qxf8#
- 1...Qd1
- 2.Sxb5#
- 1...Rf6
- 2.Se4#
- 1...Bc6
- 2.Sxc4#
- 1...Se5
- 2.Qxe5#
- 1...Sc6
- 2.Rd5#
- 1...Sf6!
- threat
- 1.Bg8?
- threat
- 2.Qd4#
- 1...Qd1
- 2.Sxb5#
- 1...Rf6
- 2.Se4#
- 1...Bc6
- 2.Sxc4#
- 1...Se5
- 2.Qxe5#
- 1...Sf6
- 2.Sf7#
- 1...Sc6
- 2.Rd5#
- 1...Bxf8!
- threat
- 1.Qd4?
- threat
- 2.Bxc4#
- 2.Be4#
- 2.Bc6#
- 2.Be6#
- 2.Bf7#
- 2.Bg8#
- 1...Qd1
- 2.Sxb5#
- 1...Re6
- 2.Bxc4#
- 2.Be4#
- 2.Bc6#
- 2.Bxe6#
- 1...Bc6
- 2.Sxc4#
- 2.Bxc6#
- 1...Sf6
- 2.Sf7#
- 2.Qf4#
- 1...Sc6
- 2.Bxc6#
- 1...c3
- 2.Ba2#
- 2.Bb3#
- 2.Bc4#
- 2.Be4#
- 2.Bc6#
- 2.Be6#
- 2.Bf7#
- 2.Bg8#
- 1...Bxf8!
- threat
- 1.Qf6+?
- 1...Sxf6
- 2.Sf7#
- 1...Rxf6!
- 1...Sxf6
- 1.Bxc4?
- Keys
- 1.Be6!
- threat
- 2.Qd4#
- 1...Bxf8
- 2.Qxf8#
- 1...Qd1
- 2.Sxb5#
- 1...Rf6
- 2.Se4#
- 1...Bc6
- 2.Sxc4#
- 1...Se5
- 2.Qxe5#
- 1...Sf6
- 2.Sf7#
- 1...Sc6
- 2.Rd5#
- threat
- 1.Be6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 4
- Sets
- Q(b);N_GUARD::S(A),XB(e)
- B(e);N_GUARD::S(A),XP(c)
- S(d);N_PINS(H)::S(H)
- Tries
- Try
- B(F);XP(c)
- Threat
- QAR2(L)
- Vars
- B(e);XB(F)::S(A),XB(e)
- B(j);N_PINS(H),N_SPINB(j),OGATE,XB(K)::QAB(L),XB(j)
- Q(b);N_GUARD::S(A),XB(e)
- R(h);N_PINS(H)::S(H)
- S(d);N_GUARD::QAB1(L),XS(d)
- S(d);N_PINS(H)::S(H)
- S(l);SBLOCK::R1(E)
- Refutation
- B(e);
- Try
- B(F);
- Threat
- QAR2(L)
- Vars
- B(j);N_PINS(H),N_SPINB(j),OGATE,XB(K)::QAB(L),XB(j)
- Q(b);N_GUARD::S(A),XB(e)
- B(e);N_GUARD::S(A),XP(c)
- S(d);N_GUARD::QAB1(L),XS(d)
- S(d);N_PINS(H)::S(H)
- S(l);SBLOCK::R1(E)
- Refutation
- R(h);N_PINS(H)
- Try
- B(F);
- Threat
- QAR2(L)
- Vars
- B(e);N_GUARD,XB(F)::S(A),XP(c)
- B(j);N_PINS(H),N_SPINB(j),OGATE,XB(K)::QAB(L),XB(j)
- Q(b);N_GUARD::S(A),XB(e)
- R(h);N_PINS(H)::S(H)
- S(d);N_GUARD::QAB1(L),XS(d)
- S(d);N_PINS(H)::S(H)
- Refutation
- S(l);XB(F)
- Try
- B(F);
- Threat
- QAR2(L)
- Vars
- B(j);N_PINS(H),N_SPINB(j),OGATE,XB(K)::QAB(L),XB(j)
- Q(b);N_GUARD::S(A),XB(e)
- R(h);N_PINS(H)::S(H)
- B(e);N_GUARD::S(A),XP(c)
- S(d);N_GUARD::QAB1(L),XS(d)
- S(l);SBLOCK::R1(E)
- Refutation
- S(d);N_PINS(H)
- Try
- B(F);
- Threat
- QAR2(L)
- Vars
- Q(b);N_GUARD::S(A),XB(e)
- R(h);N_PINS(H)::S(H)
- B(e);N_GUARD::S(A),XP(c)
- S(d);N_GUARD::QAB1(L),XS(d)
- S(d);N_PINS(H)::S(H)
- S(l);SBLOCK::R1(E)
- Refutation
- B(j);N_PINS(H),N_SPINB(j),XB(K)
- Try
- Q(L);
- Threat
- DUALS(6)
- Vars
- Q(b);N_GUARD::S(A),XB(e)
- S(l);::QAR(L)+B(F),XS(l)
- Refutation
- B(j);N_PINS(H),N_SPINB(j),XB(K)
- Try
- Q(L);CHECK,N_SPINS(H)
- Vars
- S(d);XQ(L)::S(H)
- Refutation
- R(h);XQ(L)
- Try
- Actual
- B(F);
- Threat
- QAR2(L)
- Vars
- B(j);N_PINS(H),N_SPINB(j),OGATE,XB(K)::QAB(L),XB(j)
- Q(b);N_GUARD::S(A),XB(e)
- R(h);N_PINS(H)::S(H)
- B(e);N_GUARD::S(A),XP(c)
- S(d);N_GUARD::QAB1(L),XS(d)
- S(d);N_PINS(H)::S(H)
- S(l);SBLOCK::R1(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).