MESON Chess Problem Database
Problem Display
PID: 102197 (8/6p1/p2NPp2/Rb6/4p3/1N1ppkPK/2n4R/Q1B2B2 w - - 0 1)
Zidek, Alexander
Dagbladet, 1988
#2
10 + 9
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Ba4
- 2.Rf5#
- 1...Bc4
- 2.Rf5#
- 1...Bc6
- 2.Rf5#
- 1...Bd7
- 2.Rf5#
- 1...Be8
- 2.Rf5#
- 1...Sxa1
- 2.Sd4#
- 1...Se1
- 2.Sd4#
- 1...Sa3
- 2.Sd4#
- 1...Sb4
- 2.Sd4#
- 1...Sd4
- 2.Sxd4#
- 1...g5
- 2.Qxf6#
- 1...g6
- 2.Qxf6#
- 1...Ba4
- Tries
- 1.Rxb5?
- threat
- 2.Rf5#
- 1...Sd4
- 2.Sxd4#
- 1...f5
- 2.Rxf5#
- 1...g6
- 2.Qxf6#
- 1...axb5!
- threat
- 1.Qc3?
- 1...d2
- 2.Sxd2#
- 1...Ba4
- 2.Rf5#
- 1...Bc4
- 2.Rf5#
- 1...Bc6
- 2.Rf5#
- 1...Bd7
- 2.Rf5#
- 1...Be8
- 2.Rf5#
- 1...Sa1
- 2.Sd4#
- 1...Se1
- 2.Sd4#
- 1...Sa3
- 2.Sd4#
- 1...Sb4
- 2.Sd4#
- 1...Sd4
- 2.Sxd4#
- 1...e2
- 2.Bxe2#
- 1...g5
- 2.Qxf6#
- 1...g6
- 2.Qxf6#
- 1...f5!
- 1...d2
- 1.Qd4?
- threat
- 2.Qxe4#
- 1...Sxd4
- 2.Sxd4#
- 1...Bc6
- 2.Rf5#
- 1...f5!
- threat
- 1.Qe5?
- threat
- 2.Qf4#
- 2.Qxe4#
- 2.Qf5#
- 2.Qh5#
- 1...Bc6
- 2.Qf4#
- 2.Qf5#
- 2.Qh5#
- 1...Be8
- 2.Qf4#
- 2.Qxe4#
- 2.Qf5#
- 1...Sd4
- 2.Sxd4#
- 2.Qf4#
- 2.Qxe4#
- 2.Qh5#
- 1...f5
- 2.Qf4#
- 2.Qxf5#
- 1...g5
- 2.Qxf6#
- 2.Qxe4#
- 2.Qf5#
- 1...g6
- 2.Qf4#
- 2.Qxf6#
- 2.Qxe4#
- 1...fxe5!
- threat
- 1.Qa4?
- threat
- 2.Qxe4#
- 1...Bxa4
- 2.Rf5#
- 1...Bc4
- 2.Rf5#
- 1...Bc6
- 2.Rf5#
- 1...Sb4
- 2.Sd4#
- 1...Sd4
- 2.Sxd4#
- 1...f5!
- threat
- 1.Rxb5?
- Keys
- 1.Sc4!
- 1...Bxc4
- 2.Rf5#
- 1...Sxa1
- 2.Sd4#
- 1...Ba4
- 2.Rf5#
- 1...Bc6
- 2.Rf5#
- 1...Bd7
- 2.Rf5#
- 1...Be8
- 2.Rf5#
- 1...Se1
- 2.Sd4#
- 1...Sa3
- 2.Sd4#
- 1...Sb4
- 2.Sd4#
- 1...Sd4
- 2.Sxd4#
- 1...d2
- 2.Be2#
- 1...e2
- 2.Sbd2#
- 1...f5
- 2.Se5#
- 1...g5
- 2.Qxf6#
- 1...g6
- 2.Qxf6#
- 1...Bxc4
- 1.Sc4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- B(f);OGATE::R(H)
- B(f);OGATE,P_PINP(J)::R(H)
- S(a);N_GUARD,XQ(A)::S(E)
- S(a);N_GUARD::S(E)
- S(a);N_GUARD::S(E),XS(a)
- P(i);N_GUARD::QAR(A),XP(h)
- Tries
- Try
- R(H);XB(f)
- Threat
- R(H)
- Vars
- S(a);N_GUARD::S(E),XS(a)
- P(h);::R(H),XP(h)
- P(i);N_GUARD::QAR(A),XP(h)
- Refutation
- P(g);XR(H)
- Try
- Q(A);
- Vars
- P(b);P_SPINP(c)::S(E),XP(b)
- B(f);OGATE::R(H)
- B(f);OGATE,P_PINP(J)::R(H)
- S(a);N_GUARD::S(E)
- S(a);N_GUARD::S(E),XS(a)
- P(c);P_SPINP(b)::B(C),XP(c)
- P(i);N_GUARD::QAR(A),XP(h)
- Refutation
- P(h);
- Try
- Q(A);
- Threat
- QAB1(A),XP(e)
- Vars
- S(a);XQ(A)::S(E),XS(a)
- B(f);OGATE::R(H)
- Refutation
- P(h);
- Try
- Q(A);
- Threat
- DUALS(4)
- Refutation
- P(h);XQ(A)
- Try
- Q(A);
- Threat
- QAB1(A),XP(e)
- Vars
- B(f);OGATE,XQ(A)::R(H)
- B(f);OGATE::R(H)
- S(a);N_GUARD::S(E)
- S(a);N_GUARD::S(E),XS(a)
- Refutation
- P(h);
- Try
- Actual
- S(I);
- Vars
- B(f);OGATE,XS(I)::R(H)
- S(a);N_GUARD,XQ(A)::S(E)
- B(f);OGATE::R(H)
- B(f);OGATE,P_PINP(J)::R(H)
- S(a);N_GUARD::S(E)
- S(a);N_GUARD::S(E),XS(a)
- P(b);N_GUARD::B(C)
- P(c);N_GUARD::S(E)
- P(h);N_GUARD::S(I)
- P(i);N_GUARD::QAR(A),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).