MESON Chess Problem Database
Problem Display
PID: 91467 (4rq2/1NPQP3/p2P4/3kNn2/1PRP1n1R/bP1p1P1B/3p3K/8 w - - 0 1)
Vleugels, Johan Hubert
Probleemblad, 1993
#2
14 + 9
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Se2
- 2.Rc5#
- 1...Sg2
- 2.Rc5#
- 1...Sxh3
- 2.Rc5#
- 1...Sh5
- 2.Rc5#
- 1...Se6
- 2.Qc6#
- 1...Sg6
- 2.Rc5#
- 1...Se3
- 2.Qc6#
- 1...Sg3
- 2.Qc6#
- 1...Sxd4
- 2.Rc5#
- 1...Sxh4
- 2.Qc6#
- 1...Sxd6
- 2.Qc6#
- 2.Qxd6#
- 1...Sh6
- 2.Qc6#
- 1...Sxe7
- 2.dxe7#
- 1...Sg7
- 2.Qc6#
- 1...Se2
- Tries
- 1.Sxd3?
- threat
- 2.Sxf4#
- 1...Sxh3
- 2.Rc5#
- 1...Sxd4
- 2.Rc5#
- 1...Sxh4
- 2.Qc6#
- 1...Sxd6
- 2.Qc6#
- 2.Qxd6#
- 1...Sxe7
- 2.dxe7#
- 1...Qh6
- 2.Qxf5#
- 1...Se2
- 2.Rc5#
- 1...Sg2
- 2.Rc5#
- 1...Sh5
- 2.Rc5#
- 1...Se6
- 2.Qc6#
- 1...Sg6
- 2.Rc5#
- 1...Se3
- 2.Qc6#
- 1...Sg3
- 2.Qc6#
- 1...Sh6
- 2.Qc6#
- 1...Sg7
- 2.Qc6#
- 1...Sxd3!
- threat
- 1.Sc6?
- threat
- 2.Rc5#
- 1...Bxb4
- 2.Sxb4#
- 1...Se6!
- threat
- 1.Sc5?
- threat
- 2.Qc6#
- 1...Sxe7
- 2.dxe7#
- 1...Sxd4!
- threat
- 1.Sd8?
- threat
- 2.Qc6#
- 1...Sxd4
- 2.Rc5#
- 1...Sxe7
- 2.dxe7#
- 1...Rxd8!
- threat
- 1.Qxf5?
- threat
- 2.Sf7#
- 2.Qe4#
- 1...Qxe7
- 2.Qe4#
- 1...Rxe7
- 2.Qe4#
- 1...Sxh3
- 2.Sf7#
- 2.Rc5#
- 1...Qg7
- 2.Qe4#
- 1...Qf6
- 2.Qe4#
- 1...Qf7
- 2.Sxf7#
- 2.Qe4#
- 1...Qh8
- 2.Qe4#
- 1...Sg6
- 2.Rc5#
- 2.Qe4#
- 2.Qe6#
- 1...Qxf5!
- threat
- 1.c8Q?
- threat
- 2.Qdc6#
- 2.Qc5#
- 2.Qcc6#
- 1...Bxb4
- 2.Qdc6#
- 2.Qcc6#
- 1...Sxd4
- 2.Rc5#
- 2.Qc5#
- 1...Sxe7
- 2.Qc5#
- 2.dxe7#
- 1...Se6
- 2.Qdc6#
- 2.Qxe6#
- 2.Qcc6#
- 1...Rxc8!
- threat
- 1.c8S?
- threat
- 2.Sb6#
- 1...Sxd4
- 2.Rc5#
- 1...Rxc8!
- threat
- 1.c8B?
- threat
- 2.Qc6#
- 1...Sxd4
- 2.Rc5#
- 1...Sxe7
- 2.dxe7#
- 1...Rxc8!
- threat
- 1.exf8S?
- threat
- 2.Qc6#
- 1...Sxd4
- 2.Rc5#
- 1...Se7
- 2.dxe7#
- 1...Rxf8!
- threat
- 1.Sxd3?
- Keys
- 1.Sg6!
- threat
- 2.Sxf4#
- 1...Sxh3
- 2.Rc5#
- 1...Sxg6
- 2.Rc5#
- 1...Sxd4
- 2.Rc5#
- 1...Sxh4
- 2.Qc6#
- 1...Sxd6
- 2.Qc6#
- 2.Qxd6#
- 1...Sxe7
- 2.dxe7#
- 1...Qh6
- 2.Qxf5#
- 1...Se2
- 2.Rc5#
- 1...Sg2
- 2.Rc5#
- 1...Sh5
- 2.Rc5#
- 1...Se6
- 2.Qc6#
- 1...Se3
- 2.Qc6#
- 1...Sg3
- 2.Qc6#
- 1...Sh6
- 2.Qc6#
- 1...Sg7
- 2.Qc6#
- threat
- 1.Sg6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(d);::R1(F)
- S(d);XB(D)::R1(F)
- S(d);SBLOCK::QAB1(M)
- S(f);::QAB1(M)
- S(f);SBLOCK,XP(G)::R1(F)
- S(f);XR(H)::QAB1(M)
- S(f);OGATE,XP(N)::QAR(M)+P(J),XS(f)
- Tries
- Try
- S(I);XP(c)
- Threat
- S(I),XS(d)
- Vars
- S(d);XB(D)::R1(F)
- S(f);SBLOCK,XP(G)::R1(F)
- S(f);XR(H)::QAB1(M)
- S(f);OGATE,XP(N)::QAR(M)+P(J),XS(f)
- Q(i);N_GUARD::QAR2(M),XS(f)
- S(d);::R1(F)
- S(d);SBLOCK::QAB1(M)
- S(f);::QAB1(M)
- Refutation
- S(d);XS(I)
- Try
- S(I);
- Threat
- R1(F)
- Vars
- B(b);XP(E)::S(I),XB(b)
- Refutation
- S(d);
- Try
- S(K);
- Threat
- QAB1(M)
- Vars
- S(f);OGATE,XP(N)::QAR(M)+P(J),XS(f)
- Refutation
- S(f);XP(G)
- Try
- S(K);
- Threat
- QAB1(M)
- Vars
- S(f);SBLOCK,XP(G)::R1(F)
- S(f);OGATE,XP(N)::QAR(M)+P(J),XS(f)
- Refutation
- R(h);XS(K)
- Try
- Q(M);XS(f)
- Threat
- DUALS(2)
- Vars
- Q(i);XP(N)::QAB1(M)
- R(h);XP(N)::QAB1(M)
- Q(i);::QAB1(M)
- Refutation
- Q(i);XQ(M)
- Try
- P(L);
- Threat
- DUALS(3)
- Refutation
- R(h);XQ(L)
- Try
- P(L);
- Threat
- S(L)
- Vars
- S(f);SBLOCK,XP(G)::R1(F)
- Refutation
- R(h);XS(L)
- Try
- P(L);
- Threat
- QAB1(M)
- Vars
- S(f);SBLOCK,XP(G)::R1(F)
- S(f);OGATE,XP(N)::QAR(M)+P(J),XS(f)
- Refutation
- R(h);XB(L)
- Try
- P(N);XQ(i)
- Threat
- QAB1(M)
- Vars
- S(f);SBLOCK,XP(G)::R1(F)
- S(f);OGATE::QAR(M)+P(J),XS(f)
- Refutation
- R(h);XS(N)
- Try
- Actual
- S(I);
- Threat
- S(I),XS(d)
- Vars
- S(d);XB(D)::R1(F)
- S(d);XS(I)::R1(F)
- S(f);SBLOCK,XP(G)::R1(F)
- S(f);XR(H)::QAB1(M)
- S(f);OGATE,XP(N)::QAR(M)+P(J),XS(f)
- Q(i);N_GUARD::QAR2(M),XS(f)
- S(d);::R1(F)
- S(d);SBLOCK::QAB1(M)
- S(f);::QAB1(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).