MESON Chess Problem Database
Problem Display
PID: 174206 (2N3B1/1N1p4/r1n1b1R1/1p1kp2K/3p4/1P1Q4/3nP3/8 w - - 0 1)
Buchner, Richard
Westfalische Allgemeine Volkszeitung, 1927
#2
8 + 9
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Sb6#
- 1...Ra2
- 2.Sb6#
- 1...Ra3
- 2.Sb6#
- 1...Ra4
- 2.Sb6#
- 1...Ra5
- 2.Sb6#
- 1...Rb6
- 2.Sxb6#
- 1...Ra7
- 2.Sb6#
- 1...Ra8
- 2.Sb6#
- 1...Bf7
- 2.Bxf7#
- 1...Bxg8
- 2.Rd6#
- 1...Sb1
- 2.e4#
- 1...Sf1
- 2.e4#
- 1...Sxb3
- 2.e4#
- 1...Sf3
- 2.e4#
- 1...Sc4
- 2.e4#
- 1...Sb4
- 2.Se7#
- 1...Sa5
- 2.Se7#
- 1...Sa7
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Sb8
- 2.Se7#
- 1...Sd8
- 2.Se7#
- 1...e4
- 2.Qxb5#
- 1...d6
- 2.Bxe6#
- 1...Ra1
- Tries
- 1.Rg4?
- threat
- 2.Qxb5#
- 1...Bf7+
- 2.Bxf7#
- 1...Sxb3
- 2.Qxb3#
- 2.e4#
- 1...Sa7
- 2.Se7#
- 1...Se4
- 2.Qxe4#
- 1...Ra5
- 2.Sb6#
- 1...Rb6
- 2.Sxb6#
- 1...Sc4
- 2.Qe4#
- 2.e4#
- 1...b4
- 2.Qb5#
- 1...Bxg8!
- threat
- 1.Rxe6?
- threat
- 2.Rd6#
- 2.Rf6#
- 2.Rg6#
- 2.Rh6#
- 2.Re7#
- 2.Re8#
- 1...Sb4
- 2.Se7#
- 2.Rxa6#
- 2.Rb6#
- 2.Rd6#
- 1...Sa5
- 2.Se7#
- 2.Rxa6#
- 2.Rb6#
- 2.Rd6#
- 1...Sa7
- 2.Se7#
- 2.Rxa6#
- 2.Rb6#
- 2.Rd6#
- 1...Se7
- 2.Sxe7#
- 2.Rd6#
- 1...Sb8
- 2.Se7#
- 2.Rxa6#
- 2.Rb6#
- 2.Rd6#
- 1...Sd8
- 2.Se7#
- 2.Rd6#
- 1...e4
- 2.Rxe4#
- 2.Re7#
- 2.Re8#
- 2.Qxb5#
- 1...d6
- 2.Rxd6#
- 2.Rf6#
- 2.Rg6#
- 2.Rh6#
- 2.Re7#
- 2.Re8#
- 1...dxe6!
- threat
- 1.Rg4?
- Keys
- 1.b4!
- 1...Bxg8
- 2.Rd6#
- 1...Sxb4
- 2.Se7#
- 1...Sa5
- 2.Se7#
- 1...Sa7
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Sb8
- 2.Se7#
- 1...Sd8
- 2.Se7#
- 1...e4
- 2.Qxb5#
- 1...Se4
- 2.Qb3#
- 1...Ra1
- 2.Sb6#
- 1...Ra2
- 2.Sb6#
- 1...Ra3
- 2.Sb6#
- 1...Ra4
- 2.Sb6#
- 1...Ra5
- 2.Sb6#
- 1...Rb6
- 2.Sxb6#
- 1...Ra7
- 2.Sb6#
- 1...Ra8
- 2.Sb6#
- 1...Bf7
- 2.Bxf7#
- 1...Sb1
- 2.e4#
- 1...Sf1
- 2.e4#
- 1...Sb3
- 2.e4#
- 1...Sf3
- 2.e4#
- 1...Sc4
- 2.e4#
- 1...d6
- 2.Bxe6#
- 1...Bxg8
- 1.b4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- R(f);N_GUARD::S(G)
- R(f);N_GUARD::S(G),XR(f)
- B(h);OGATEB,P_PINR(E)::B(H),XB(h)
- B(h);N_SPINB(h),OGATE,XB(H)::R1(E)
- S(a);N_GUARD::P(A)
- S(a);N_GUARD,XP(B)::P(A)
- S(g);N_GUARD::S(G)
- S(g);N_GUARD::S(G),XS(g)
- P(e);SBLOCK::QAR2(C),XP(c)
- P(i);N_GUARD::B(H),XB(h)
- Tries
- Try
- R(E);
- Threat
- QAR2(C),XP(c)
- Vars
- B(h);CHECK,OGATEB::B(H),XB(h)
- S(g);N_GUARD::S(G)
- S(a);N_GUARD::QAB1(C),XS(a)
- R(f);N_GUARD::S(G)
- R(f);N_GUARD::S(G),XR(f)
- P(c);::QAR2(C)
- Refutation
- B(h);N_SPINB(h),XB(H)
- Try
- R(E);XB(h)
- Threat
- DUALS(6)
- Refutation
- P(i);XR(E)
- Try
- Actual
- P(B);
- Vars
- B(h);N_SPINB(h),OGATE,XB(H)::R1(E)
- S(g);N_GUARD,XP(B)::S(G)
- S(g);N_GUARD::S(G)
- S(g);N_GUARD::S(G),XS(g)
- P(e);SBLOCK::QAR2(C),XP(c)
- S(a);N_GUARD,SBLOCK::QAB(C)
- R(f);N_GUARD::S(G)
- R(f);N_GUARD::S(G),XR(f)
- B(h);OGATEB,P_PINR(E)::B(H),XB(h)
- S(a);N_GUARD::P(A)
- P(i);N_GUARD::B(H),XB(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).