MESON Chess Problem Database
Problem Display
PID: 144329 (8/6p1/Q4pP1/3pPRn1/2RNkP1p/2K5/2n5/1bBB1N2 w - - 0 1)
Pulitzer, Walter
British Chess Magazine, 1898
#2
11 + 8
SOLUTION
- SOUND
- Sets
- 1...Ba2
- 2.Bxc2#
- 1...Se3
- 2.Sd2#
- 1...Sf3
- 2.Bxf3#
- 1...Sh3
- 2.Bf3#
- 1...Se6
- 2.Bf3#
- 1...Sf7
- 2.Bf3#
- 1...Sh7
- 2.Bf3#
- 1...h3
- 2.Sg3#
- 1...dxc4
- 2.Qb7#
- 2.Qc6#
- 2.Qa8#
- 1...fxe5
- 2.Rxe5#
- 1...Ba2
- Tries
- 1.Ra4?
- threat
- 2.Qd3#
- 1...Sa1
- 2.Qe2#
- 1...Se1
- 2.Qe2#
- 1...Sa3
- 2.Qe2#
- 1...Se3
- 2.Sd2#
- 1...Sb4
- 2.Qe2#
- 1...Sxd4!
- threat
- 1.Rb4?
- threat
- 2.Qd3#
- 1...Sxb4
- 2.Qe2#
- 1...Sa1
- 2.Qe2#
- 1...Se1
- 2.Qe2#
- 1...Sa3
- 2.Qe2#
- 1...Se3
- 2.Sd2#
- 1...Sxd4!
- threat
- 1.Rc5?
- threat
- 2.Qd3#
- 1...Sa1
- 2.Qe2#
- 1...Se1
- 2.Qe2#
- 1...Sa3
- 2.Qe2#
- 1...Se3
- 2.Sd2#
- 1...Sb4
- 2.Qe2#
- 1...Sxd4!
- threat
- 1.Rc6?
- threat
- 2.Qd3#
- 1...Sa1
- 2.Qe2#
- 1...Se1
- 2.Qe2#
- 1...Sa3
- 2.Qe2#
- 1...Se3
- 2.Sd2#
- 1...Sb4
- 2.Qe2#
- 1...Sxd4!
- threat
- 1.Rc7?
- threat
- 2.Qd3#
- 1...Sa1
- 2.Qe2#
- 1...Se1
- 2.Qe2#
- 1...Sa3
- 2.Qe2#
- 1...Se3
- 2.Sd2#
- 1...Sb4
- 2.Qe2#
- 1...Sxd4!
- threat
- 1.Rc8?
- threat
- 2.Qd3#
- 1...Sa1
- 2.Qe2#
- 1...Se1
- 2.Qe2#
- 1...Sa3
- 2.Qe2#
- 1...Se3
- 2.Sd2#
- 1...Sb4
- 2.Qe2#
- 1...Sxd4!
- threat
- 1.exf6?
- threat
- 2.Re5#
- 1...Se3
- 2.Sd2#
- 1...Sf3
- 2.Bxf3#
- 1...Sf7
- 2.Bf3#
- 1...gxf6!
- threat
- 1.Ra4?
- Keys
- 1.Qa2!
- 1...Bxa2
- 2.Bxc2#
- 1...Sxd4
- 2.Qxb1#
- 1...dxc4
- 2.Qa8#
- 1...fxe5
- 2.Rxe5#
- 1...Sa1
- 2.Qe2#
- 1...Se1
- 2.Qe2#
- 1...Sa3
- 2.Qe2#
- 1...Se3
- 2.Sd2#
- 1...Sb4
- 2.Qe2#
- 1...Sf3
- 2.Bxf3#
- 1...Sh3
- 2.Bf3#
- 1...Se6
- 2.Bf3#
- 1...Sf7
- 2.Bf3#
- 1...Sh7
- 2.Bf3#
- 1...h3
- 2.Sg3#
- 1...Bxa2
- 1.Qa2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 0
- Sets
- B(a);N_GUARD::B(B),XS(b)
- S(b);SBLOCK::S(C)
- S(f);N_GUARD::B(B),XS(f)
- S(f);N_GUARD::B(B)
- P(d);N_GUARD::S(C)
- P(g);OGATE,XP(H)::R1(I),XP(g)
- Tries
- Try
- R(E);
- Threat
- QAB1(J)
- Vars
- S(b);N_GUARD::QAR2(J)
- S(b);SBLOCK::S(C)
- Refutation
- S(b);P_SPINS(b),XS(F)
- Try
- R(E);
- Threat
- QAB1(J)
- Vars
- S(b);N_GUARD,XR(E)::QAR2(J)
- S(b);N_GUARD::QAR2(J)
- S(b);SBLOCK::S(C)
- Refutation
- S(b);P_SPINS(b),XS(F)
- Try
- R(E);
- Threat
- QAB1(J)
- Vars
- S(b);N_GUARD::QAR2(J)
- S(b);SBLOCK::S(C)
- Refutation
- S(b);XS(F)
- Try
- R(E);
- Threat
- QAB1(J)
- Vars
- S(b);N_GUARD::QAR2(J)
- S(b);SBLOCK::S(C)
- Refutation
- S(b);XS(F)
- Try
- R(E);
- Threat
- QAB1(J)
- Vars
- S(b);N_GUARD::QAR2(J)
- S(b);SBLOCK::S(C)
- Refutation
- S(b);XS(F)
- Try
- R(E);
- Threat
- QAB1(J)
- Vars
- S(b);N_GUARD::QAR2(J)
- S(b);SBLOCK::S(C)
- Refutation
- S(b);XS(F)
- Try
- P(H);XP(g)
- Threat
- R1(I)
- Vars
- S(b);SBLOCK::S(C)
- S(f);N_GUARD::B(B),XS(f)
- S(f);N_GUARD::B(B)
- Refutation
- P(h);XP(H)
- Try
- Actual
- Q(J);
- Vars
- B(a);N_GUARD,XQ(J)::B(B),XS(b)
- S(b);OGATEB,P_SPINS(b),XS(F)::QAB(J),XB(a)
- P(e);OGATEB,XR(E)::QAB(J)
- P(g);OGATE,XP(H)::R1(I),XP(g)
- S(b);OGATE::QAR2(J)
- S(b);SBLOCK::S(C)
- S(f);N_GUARD::B(B),XS(f)
- S(f);N_GUARD::B(B)
- P(d);N_GUARD::S(C)
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).