MESON Chess Problem Database
Problem Display
PID: 47956 (2KN1B2/2PP4/2P2p1r/1B1k1Pb1/R7/1nPN1r2/3n2Q1/8 w - - 0 1)
Barth, Michael
2nd Comm., Discendo Discimus-150 JT, 2002
#2
12 + 7
| 102 | Probleemblad | 2003 |
SOLUTION
- SOUND
- Sets
- 1...Be3
- 2.Qg8#
- 1...Bf4
- 2.Qg8#
- 1...Bh4
- 2.Qg8#
- 1...Sb1
- 2.Qxf3#
- 1...Sf1
- 2.Qxf3#
- 1...Sc4
- 2.Qxf3#
- 1...Se4
- 2.Bc4#
- 1...Sa1
- 2.Rd4#
- 1...Sc1
- 2.Rd4#
- 1...Sd4
- 2.Rxd4#
- 1...Sa5
- 2.Rd4#
- 1...Sc5
- 2.Rd4#
- 1...Be3
- Tries
- 1.Se6?
- threat
- 2.d8Q#
- 2.d8R#
- 1...Sc4
- 2.Qxf3#
- 1...Sd4
- 2.Rxd4#
- 1...Rh1
- 2.d8Q#
- 2.d8R#
- 1...Rh2
- 2.d8Q#
- 2.d8R#
- 1...Rh3
- 2.d8Q#
- 2.d8R#
- 1...Rh4
- 2.d8Q#
- 2.d8R#
- 1...Rh5
- 2.d8Q#
- 2.d8R#
- 1...Rg6
- 2.d8Q#
- 2.d8R#
- 1...Rh8
- 2.d8Q#
- 2.d8R#
- 1...Be3
- 2.d8Q#
- 2.d8R#
- 1...Bf4
- 2.Sexf4#
- 1...Bh4
- 2.Sef4#
- 2.d8Q#
- 2.d8R#
- 1...Sb1
- 2.Qxf3#
- 2.d8Q#
- 2.d8R#
- 1...Sf1
- 2.Qxf3#
- 2.d8Q#
- 2.d8R#
- 1...Se4
- 2.c4#
- 1...Sa1
- 2.Rd4#
- 2.d8Q#
- 2.d8R#
- 1...Sc1
- 2.Rd4#
- 2.d8Q#
- 2.d8R#
- 1...Sa5
- 2.Rd4#
- 2.d8Q#
- 2.d8R#
- 1...Sc5
- 2.Rd4#
- 1...Rh7!
- threat
- 1.Bc4+?
- 1...Sxc4
- 2.Qxf3#
- 1...Ke4!
- 1...Sxc4
- 1.Qxf3+?
- 1...Se4
- 2.Bc4#
- 2.Qxe4#
- 1...Sxf3!
- 1...Se4
- 1.Se6?
- Keys
- 1.Sf7!
- threat
- 2.d8Q#
- 2.d8R#
- 1...Sc4
- 2.Qxf3#
- 1...Sd4
- 2.Rxd4#
- 1...Rh1
- 2.d8Q#
- 2.d8R#
- 1...Rh2
- 2.d8Q#
- 2.d8R#
- 1...Rh3
- 2.d8Q#
- 2.d8R#
- 1...Rh4
- 2.d8Q#
- 2.d8R#
- 1...Rh5
- 2.d8Q#
- 2.d8R#
- 1...Rg6
- 2.d8Q#
- 2.d8R#
- 1...Rh7
- 2.d8Q#
- 2.d8R#
- 1...Rh8
- 2.d8Q#
- 2.d8R#
- 1...Be3
- 2.d8Q#
- 2.d8R#
- 1...Bf4
- 2.Sxf4#
- 1...Bh4
- 2.Sf4#
- 2.d8Q#
- 2.d8R#
- 1...Sb1
- 2.Qxf3#
- 2.d8Q#
- 2.d8R#
- 1...Sf1
- 2.Qxf3#
- 2.d8Q#
- 2.d8R#
- 1...Se4
- 2.Sb4#
- 1...Sa1
- 2.Rd4#
- 2.d8Q#
- 2.d8R#
- 1...Sc1
- 2.Rd4#
- 2.d8Q#
- 2.d8R#
- 1...Sa5
- 2.Rd4#
- 2.d8Q#
- 2.d8R#
- 1...Sc5
- 2.Rd4#
- threat
- 1.Sf7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 0
- REMOVED MATES = 7
- Sets
- B(e);OGATE::QAB(A)
- S(a);N_GUARD::QAB(A),XR(c)
- S(a);N_GUARD,N_SPINR(c),SBLOCK::B(E)
- S(b);N_GUARD::R1(D)
- S(b);N_GUARD::R1(D),XS(b)
- Tries
- Try
- S(K);
- Threat
- P=Q
- Vars
- S(a);N_GUARD::QAB(A),XR(c)
- S(b);N_GUARD::R1(D),XS(b)
- R(g);::P=Q
- R(g);P_PINB(L)::P=Q
- B(e);::P=Q
- B(e);N_GUARD::S(K),XB(e)
- S(a);N_GUARD,N_SPINR(c),SBLOCK::P(B)
- S(b);N_GUARD::R1(D)
- Refutation
- R(g);
- Try
- B(E);CHECK
- Vars
- S(a);XB(E)::QAB(A),XR(c)
- Refutation
- K(d);S_FLIGHT
- Try
- Q(A);CHECK,XR(c)
- Refutation
- S(a);XQ(A)
- Try
- Actual
- S(K);
- Threat
- P=Q
- Vars
- S(a);N_GUARD::QAB(A),XR(c)
- S(b);N_GUARD::R1(D),XS(b)
- R(g);::P=Q
- R(g);P_PINB(L)::P=Q
- B(e);::P=Q
- B(e);N_GUARD::S(C),XB(e)
- S(a);N_SPINR(c),SBLOCK::S(C)
- S(b);N_GUARD::R1(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).