MESON Chess Problem Database
Problem Display
PID: 12054 (8/B1p5/BrP5/pp3K2/P4pp1/5k2/4NpN1/1R5Q w - - 0 1)
Haring, Jacobus
5th Place, Match: Greece - Netherlands, 1974
#2
9 + 8
| 102 | Probleemblad | 1976 |
| 3771 | FIDE Album (1974-1976) | 1980 |
SOLUTION
- SOUND
- Sets
- 1...Kxe2
- 2.Qd1#
- 1...Rxa6
- 2.Sgxf4#
- 1...Rxc6
- 2.Sgxf4#
- 1...Rb7
- 2.Sgxf4#
- 1...Rb8
- 2.Sgxf4#
- 1...f1Q
- 2.Qxf1#
- 1...f1S
- 2.Qxf1#
- 1...f1B
- 2.Qxf1#
- 1...f1R
- 2.Qxf1#
- 1...g3
- 2.Sd4#
- 1...b4
- 2.Rb3#
- 1...Kxe2
- Tries
- 1.Bxb5?
- threat
- 2.Rb3#
- 1...Rxc6
- 2.Se1#
- 2.Se3#
- 2.Sgxf4#
- 2.Sh4#
- 1...f1Q
- 2.Rxf1#
- 2.Qxf1#
- 1...f1S
- 2.Rxf1#
- 2.Qxf1#
- 1...f1B
- 2.Rxf1#
- 2.Qxf1#
- 1...f1R
- 2.Rxf1#
- 2.Qxf1#
- 1...Rxb5+!
- threat
- 1.Bxb6?
- threat
- 2.Sgxf4#
- 1...Kxe2
- 2.Qd1#
- 1...f1Q
- 2.Qxf1#
- 1...f1B
- 2.Qxf1#
- 1...f1R
- 2.Qxf1#
- 1...g3
- 2.Sd4#
- 1...cxb6!
- threat
- 1.Rc1?
- 1...Kxe2
- 2.Qd1#
- 1...Rxa6
- 2.Sgxf4#
- 1...Rxc6
- 2.Sgxf4#
- 1...bxa4
- 2.Rc3#
- 1...f1Q
- 2.Qxf1#
- 1...f1S
- 2.Qxf1#
- 1...f1B
- 2.Qxf1#
- 1...f1R
- 2.Qxf1#
- 1...Rb7
- 2.Sgxf4#
- 1...Rb8
- 2.Sgxf4#
- 1...g3
- 2.Sd4#
- 1...b4!
- 1...Kxe2
- 1.Rb2?
- 1...Rxa6
- 2.Se1#
- 2.Se3#
- 2.Sgxf4#
- 2.Sh4#
- 1...Rxc6
- 2.Se1#
- 2.Se3#
- 2.Sgxf4#
- 2.Sh4#
- 1...f1Q
- 2.Qxf1#
- 1...f1S
- 2.Qxf1#
- 1...f1B
- 2.Qxf1#
- 1...f1R
- 2.Qxf1#
- 1...b4
- 2.Rb3#
- 1...Rb7
- 2.Se1#
- 2.Se3#
- 2.Sgxf4#
- 2.Sh4#
- 1...Rb8
- 2.Se1#
- 2.Se3#
- 2.Sgxf4#
- 2.Sh4#
- 1...g3
- 2.Sd4#
- 1...bxa4!
- 1...Rxa6
- 1.Qf1?
- threat
- 2.Rb3#
- 1...Rxc6
- 2.Se1#
- 2.Sh4#
- 2.Qxf2#
- 1...bxa4!
- threat
- 1.Bxb5?
- Keys
- 1.Qd1!
- 1...Kxg2
- 2.Qh1#
- 1...Rxa6
- 2.Sh4#
- 1...Rxc6
- 2.Sh4#
- 1...bxa4
- 2.Qd5#
- 1...f1Q
- 2.Qxf1#
- 1...f1S
- 2.Qxf1#
- 1...f1B
- 2.Qxf1#
- 1...f1R
- 2.Qxf1#
- 1...b4
- 2.Qd5#
- 1...Rb7
- 2.Sh4#
- 1...Rb8
- 2.Sh4#
- 1...g3
- 2.Sexf4#
- 1...Kxg2
- 1.Qd1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 6
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- K(b);OGATEB,P_SPINP(f),S_FLIGHT,XS(C)::QAB1(B)
- R(g);XB(G)::QAB(B)+S(D),XP(c)
- R(g);XP(H)::QAB(B)+S(D),XP(c)
- R(g);::QAB(B)+S(D),XP(c)
- P(a);OGATEB::QAR2(B),XQ(a)
- P(a);OGATEB::QAR2(B),XS(a)
- P(a);OGATEB::QAR2(B),XB(a)
- P(a);OGATEB::QAR2(B),XR(a)
- P(d);SBLOCK::S(C)
- P(f);::R(A)
- Tries
- Try
- B(G);XP(f)
- Threat
- R(A)
- Refutation
- R(g);CHECK,XB(G)
- Try
- B(I);XR(g)
- Threat
- QAB(B)+S(D),XP(c)
- Vars
- K(b);OGATEB,P_SPINP(f),S_FLIGHT,XS(C)::QAB1(B)
- P(a);OGATEB::QAR2(B),XQ(a)
- P(a);OGATEB::QAR2(B),XB(a)
- P(a);OGATEB::QAR2(B),XR(a)
- P(d);SBLOCK::S(C)
- Refutation
- P(h);XB(I)
- Try
- R(A);
- Vars
- K(b);OGATEB,P_SPINP(f),S_FLIGHT,XS(C)::QAB1(B)
- R(g);XB(G)::QAB(B)+S(D),XP(c)
- R(g);XP(H)::QAB(B)+S(D),XP(c)
- P(f);XP(E)::R(A)
- P(a);OGATEB::QAR2(B),XQ(a)
- P(a);OGATEB::QAR2(B),XS(a)
- P(a);OGATEB::QAR2(B),XB(a)
- P(a);OGATEB::QAR2(B),XR(a)
- R(g);::QAB(B)+S(D),XP(c)
- P(d);SBLOCK::S(C)
- Refutation
- P(f);
- Try
- R(A);
- Vars
- P(a);OGATEB::QAR2(B),XQ(a)
- P(a);OGATEB::QAR2(B),XS(a)
- P(a);OGATEB::QAR2(B),XB(a)
- P(a);OGATEB::QAR2(B),XR(a)
- P(f);::R(A)
- P(d);SBLOCK::S(C)
- Refutation
- P(f);XP(E)
- Try
- Q(B);P_PINP(a)
- Threat
- R(A)
- Refutation
- P(f);XP(E)
- Try
- Actual
- Q(B);
- Vars
- K(b);OGATEB,S_FLIGHT,XS(D)::QAB1(B)
- R(g);XB(G)::S(D)
- R(g);XP(H)::S(D)
- P(f);XP(E)::QAB(B)
- P(a);OGATEB::QAR2(B),XQ(a)
- P(a);OGATEB::QAR2(B),XS(a)
- P(a);OGATEB::QAR2(B),XB(a)
- P(a);OGATEB::QAR2(B),XR(a)
- P(f);::QAB(B)
- R(g);::S(D)
- P(d);SBLOCK::QAB(B)+S(C),XP(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).