MESON Chess Problem Database
Problem Display
PID: 129783 (2b5/5Qp1/3pPnN1/2BkN3/8/PK6/1P2P3/1BR5 w - - 0 1)
Rietveld, Johannes Jacob
Nederlandse Schaakbond, 1910
#2
11 + 5
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Ba6
- 2.e7#
- 1...Bxe6
- 2.Qb7#
- 1...Bb7
- 2.e7#
- 1...Bd7
- 2.exd7#
- 1...Sg4
- 2.e4#
- 1...Sh5
- 2.e4#
- 1...Sd7
- 2.e4#
- 2.exd7#
- 2.e7#
- 1...Sh7
- 2.e4#
- 1...Se8
- 2.e4#
- 1...Sg8
- 2.e4#
- 1...dxc5
- 2.Rd1#
- 1...dxe5
- 2.Se7#
- 1...Ba6
- Tries
- 1.Ka2?
- 1...Bxe6
- 2.Qb7#
- 1...dxc5
- 2.Rd1#
- 1...dxe5
- 2.Se7#
- 1...Ba6
- 2.e7#
- 1...Bb7
- 2.e7#
- 1...Bd7
- 2.exd7#
- 1...Sg4
- 2.e4#
- 1...Sh5
- 2.e4#
- 1...Sd7
- 2.e4#
- 2.exd7#
- 2.e7#
- 1...Sh7
- 2.e4#
- 1...Se8
- 2.e4#
- 1...Sg8
- 2.e4#
- 1...Se4!
- 1...Bxe6
- 1.Kb4?
- threat
- 2.Rd1#
- 1...dxe5
- 2.Se7#
- 1...Ba6
- 2.e7#
- 1...Se4
- 2.Ba2#
- 1...dxc5+!
- threat
- 1.Bf5?
- 1...Bxe6
- 2.Qxe6#
- 2.Qb7#
- 1...dxc5
- 2.Rd1#
- 1...dxe5
- 2.Se7#
- 1...Ba6
- 2.e7#
- 1...Bb7
- 2.Qxb7#
- 2.e7#
- 1...Bd7
- 2.exd7#
- 1...Sg4
- 2.e4#
- 1...Sh5
- 2.e4#
- 1...Sd7
- 2.e4#
- 2.exd7#
- 2.e7#
- 1...Sh7
- 2.e4#
- 1...Se8
- 2.e4#
- 1...Sg8
- 2.e4#
- 1...Se4!
- 1...Bxe6
- 1.Rc4?
- 1...Bxe6
- 2.Qb7#
- 1...dxe5
- 2.Se7#
- 1...Se4
- 2.Bxe4#
- 1...Ba6
- 2.e7#
- 1...Bb7
- 2.e7#
- 1...Bd7
- 2.exd7#
- 1...Sg4
- 2.Be4#
- 2.e4#
- 1...Sh5
- 2.Be4#
- 2.e4#
- 1...Sd7
- 2.Be4#
- 2.e4#
- 2.exd7#
- 2.e7#
- 1...Sh7
- 2.Be4#
- 2.e4#
- 1...Se8
- 2.Be4#
- 2.e4#
- 1...Sg8
- 2.Be4#
- 2.e4#
- 1...dxc5!
- 1...Bxe6
- 1.Qxf6?
- threat
- 2.Sf4#
- 2.Se7#
- 2.e4#
- 1...dxc5
- 2.Rd1#
- 1...dxe5
- 2.Se7#
- 1...gxf6!
- threat
- 1.Qb7+?
- 1...Kxe6
- 2.Qf7#
- 1...Bxb7!
- 1...Kxe6
- 1.Qe7?
- threat
- 2.Qxd6#
- 1...dxc5
- 2.Rd1#
- 1...dxe5
- 2.Qd6#
- 1...Se8
- 2.e4#
- 1...Se4!
- threat
- 1.e3?
- 1...Bxe6
- 2.Qb7#
- 1...dxc5
- 2.Rd1#
- 1...dxe5
- 2.Se7#
- 1...Ba6
- 2.e7#
- 1...Bb7
- 2.e7#
- 1...Bd7
- 2.exd7#
- 1...Sg4
- 2.e4#
- 1...Sh5
- 2.e4#
- 1...Sd7
- 2.e4#
- 2.exd7#
- 2.e7#
- 1...Sh7
- 2.e4#
- 1...Se8
- 2.e4#
- 1...Sg8
- 2.e4#
- 1...Se4!
- 1...Bxe6
- 1.a4?
- 1...Bxe6
- 2.Qb7#
- 1...dxc5
- 2.Rd1#
- 1...dxe5
- 2.Se7#
- 1...Ba6
- 2.e7#
- 1...Bb7
- 2.e7#
- 1...Bd7
- 2.exd7#
- 1...Sg4
- 2.e4#
- 1...Sh5
- 2.e4#
- 1...Sd7
- 2.e4#
- 2.exd7#
- 2.e7#
- 1...Sh7
- 2.e4#
- 1...Se8
- 2.e4#
- 1...Sg8
- 2.e4#
- 1...Se4!
- 1...Bxe6
- 1.Ka2?
- Keys
- 1.Ka4!
- 1...Bd7+
- 2.exd7#
- 1...Bxe6
- 2.Qb7#
- 1...dxc5
- 2.Rd1#
- 1...dxe5
- 2.Se7#
- 1...Ba6
- 2.e7#
- 1...Bb7
- 2.e7#
- 1...Se4
- 2.Ba2#
- 1...Sg4
- 2.e4#
- 1...Sh5
- 2.e4#
- 1...Sd7
- 2.e4#
- 2.exd7#
- 2.e7#
- 1...Sh7
- 2.e4#
- 1...Se8
- 2.e4#
- 1...Sg8
- 2.e4#
- 1...Bd7+
- 1.Ka4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(e);N_GUARD::QAB(K)+P(I)
- B(e);N_GUARD,P_SPINB(e),SBLOCK,XP(I)::QAB(K)
- B(e);OGATE::QAB(K)+P(I),XB(e)
- S(c);N_GUARD::P(D)
- P(b);SBLOCK,XB(G)::R(B)
- P(b);SBLOCK,XS(H)::S(J)
- Tries
- Try
- K(F);S_FLIGHT
- Vars
- B(e);N_GUARD,P_SPINB(e),SBLOCK,XP(I)::QAB(K)
- P(b);SBLOCK,XB(G)::R(B)
- P(b);SBLOCK,XS(H)::S(J)
- B(e);N_GUARD::QAB(K)+P(I)
- B(e);OGATE::QAB(K)+P(I),XB(e)
- S(c);N_GUARD::P(D)
- Refutation
- S(c);
- Try
- K(F);P-FLIGHT
- Threat
- R(B)
- Vars
- P(b);SBLOCK,XS(H)::S(J)
- B(e);N_GUARD::QAB(K)+P(I)
- S(c);SBLOCK::B(A)
- Refutation
- P(b);CHECK,XB(G)
- Try
- B(A);
- Vars
- P(b);SBLOCK,XB(G)::R(B)
- P(b);SBLOCK,XS(H)::S(J)
- B(e);N_GUARD::QAB(K)+P(I)
- B(e);OGATE::QAB(K)+P(I),XB(e)
- S(c);N_GUARD::P(D)
- Refutation
- S(c);
- Try
- R(B);
- Vars
- B(e);N_GUARD,P_SPINB(e),SBLOCK,XP(I)::QAB(K)
- P(b);SBLOCK,XS(H)::S(J)
- S(c);N_GUARD::B(A),XS(c)
- B(e);N_GUARD::QAB(K)+P(I)
- B(e);OGATE::QAB(K)+P(I),XB(e)
- Refutation
- P(b);XB(G)
- Try
- Q(K);XS(c)
- Threat
- DUALS(3)
- Vars
- P(b);SBLOCK,XB(G)::R(B)
- P(b);XS(H)::S(J)
- Refutation
- P(d);XQ(K)
- Try
- Q(K);CHECK
- Vars
- K(a);OGATEB,S_FLIGHT,XP(I)::QAB1(K)
- Refutation
- B(e);XQ(K)
- Try
- Q(K);
- Threat
- QAR1(K),XP(b)
- Vars
- P(b);XB(G)::R(B)
- P(b);XS(H)::QAR1(K)
- S(c);N_GUARD::P(D)
- Refutation
- S(c);
- Try
- P(D);
- Vars
- B(e);N_GUARD,P_SPINB(e),SBLOCK,XP(I)::QAB(K)
- P(b);SBLOCK,XB(G)::R(B)
- P(b);SBLOCK,XS(H)::S(J)
- B(e);N_GUARD::QAB(K)+P(I)
- B(e);OGATE::QAB(K)+P(I),XB(e)
- S(c);N_GUARD::P(D)
- Refutation
- S(c);
- Try
- P(E);
- Vars
- B(e);N_GUARD,P_SPINB(e),SBLOCK,XP(I)::QAB(K)
- P(b);SBLOCK,XB(G)::R(B)
- P(b);SBLOCK,XS(H)::S(J)
- B(e);N_GUARD::QAB(K)+P(I)
- B(e);OGATE::QAB(K)+P(I),XB(e)
- S(c);N_GUARD::P(D)
- Refutation
- S(c);
- Try
- Actual
- K(F);S_FLIGHT
- Vars
- B(e);CHECK,OGATE::QAB(K)+P(I),XB(e)
- B(e);N_GUARD,P_SPINB(e),SBLOCK,XP(I)::QAB(K)
- P(b);SBLOCK,XB(G)::R(B)
- P(b);SBLOCK,XS(H)::S(J)
- B(e);N_GUARD::QAB(K)+P(I)
- S(c);SBLOCK::B(A)
- S(c);N_GUARD::P(D)
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).