MESON Chess Problem Database
Problem Display
PID: 2961 (8/4n3/p4p2/PnR5/5N2/1N2k2b/1p3Rp1/1B4K1 w - - 0 1)
Stewart, John
Source?, 1914
#2
7 + 8
| 2681 | All Change Here! | 1919 |
SOLUTION
- SOUND
- Sets
- 1...Bg4
- 2.Sxg2#
- 1...Bf5
- 2.Sxg2#
- 1...Be6
- 2.Sxg2#
- 1...Bd7
- 2.Sxg2#
- 1...Bc8
- 2.Sxg2#
- 1...Sa3
- 2.Rc3#
- 1...Sc3
- 2.Rxc3#
- 1...Sd4
- 2.Rc3#
- 1...Sd6
- 2.Rc3#
- 1...Sa7
- 2.Rc3#
- 1...Sc7
- 2.Rc3#
- 1...Sd5
- 2.Sxd5#
- 1...Sf5
- 2.Sd5#
- 1...Sc6
- 2.Sd5#
- 1...Sg6
- 2.Sd5#
- 1...Sc8
- 2.Sd5#
- 1...Sg8
- 2.Sd5#
- 1...f5
- 2.Re5#
- 1...Bg4
- Tries
- 1.Rcc2?
- threat
- 2.Rce2#
- 1...Ke4
- 2.Rce2#
- 1...Sc3
- 2.Rxc3#
- 1...Sd4
- 2.Rc3#
- 1...Bg4!
- threat
- 1.Rc4?
- threat
- 2.Re4#
- 1...Bf5
- 2.Sxg2#
- 1...Sc3
- 2.Rxc3#
- 1...Sd4
- 2.Rc3#
- 1...Sd6
- 2.Rc3#
- 1...f5!
- threat
- 1.Rxb5?
- 1...Bg4
- 2.Sxg2#
- 1...Bf5
- 2.Sxg2#
- 1...Be6
- 2.Sxg2#
- 1...Bd7
- 2.Sxg2#
- 1...Bc8
- 2.Sxg2#
- 1...Sd5
- 2.Sxd5#
- 1...Sf5
- 2.Sd5#
- 1...Sc6
- 2.Sd5#
- 1...Sg6
- 2.Sd5#
- 1...Sc8
- 2.Sd5#
- 1...Sg8
- 2.Sd5#
- 1...f5
- 2.Re5#
- 1...axb5!
- 1...Bg4
- 1.Rh5?
- threat
- 2.Rxh3#
- 1...Bg4
- 2.Sxg2#
- 1...Bf5
- 2.Sxg2#
- 1...Be6
- 2.Sxg2#
- 1...Bd7
- 2.Sxg2#
- 1...Bc8
- 2.Sxg2#
- 1...Sf5
- 2.Sd5#
- 1...Sd4!
- threat
- 1.Rc7?
- 1...Bg4
- 2.Sxg2#
- 1...Bf5
- 2.Sxg2#
- 1...Be6
- 2.Sxg2#
- 1...Bd7
- 2.Sxg2#
- 1...Bc8
- 2.Sxg2#
- 1...Sa3
- 2.Rc3#
- 1...Sc3
- 2.Rxc3#
- 1...Sd4
- 2.Rc3#
- 1...Sd6
- 2.Rc3#
- 1...Sa7
- 2.Rc3#
- 1...Sd5
- 2.Sxd5#
- 1...Sf5
- 2.Sd5#
- 1...Sc6
- 2.Sd5#
- 1...Sg6
- 2.Sd5#
- 1...Sc8
- 2.Sd5#
- 1...Sg8
- 2.Sd5#
- 1...f5
- 2.Rxe7#
- 1...Sxc7!
- 1...Bg4
- 1.Rcc2?
- Keys
- 1.Rc6!
- 1...Sxc6
- 2.Sd5#
- 1...Bg4
- 2.Sxg2#
- 1...Bf5
- 2.Sxg2#
- 1...Be6
- 2.Sxg2#
- 2.Rxe6#
- 1...Bd7
- 2.Sxg2#
- 1...Bc8
- 2.Sxg2#
- 1...Sa3
- 2.Rc3#
- 1...Sc3
- 2.Rxc3#
- 1...Sd4
- 2.Rc3#
- 1...Sd6
- 2.Rc3#
- 1...Sa7
- 2.Rc3#
- 1...Sc7
- 2.Rc3#
- 1...Sd5
- 2.Sxd5#
- 1...Sf5
- 2.Sd5#
- 2.Re6#
- 1...Sg6
- 2.Sd5#
- 1...Sc8
- 2.Sd5#
- 1...Sg8
- 2.Sd5#
- 1...f5
- 2.Re6#
- 1...Sxc6
- 1.Rc6!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 2
- Sets
- B(d);N_GUARD::S(E),XP(b)
- S(e);N_GUARD::R(G)
- S(e);N_GUARD::R(G),XS(e)
- S(h);N_GUARD::S(E),XS(h)
- S(h);N_GUARD::S(E)
- P(g);N_GUARD::R(G)
- Tries
- Try
- R(G);
- Threat
- R1(G)
- Vars
- K(c);P-FLIGHT::B(A)+R(G),DCHECK
- S(e);N_GUARD::R(G),XS(e)
- S(e);N_GUARD::R(G)
- Refutation
- B(d);
- Try
- R(G);
- Threat
- R1(G)
- Vars
- B(d);N_GUARD::S(E),XP(b)
- S(e);N_GUARD::R(G),XS(e)
- S(e);N_GUARD::R(G)
- Refutation
- P(g);
- Try
- R(G);XS(e)
- Vars
- B(d);N_GUARD::S(E),XP(b)
- S(h);N_GUARD::S(E),XS(h)
- S(h);N_GUARD::S(E)
- P(g);N_GUARD::R(G)
- Refutation
- P(f);XR(G)
- Try
- R(G);
- Threat
- R(G),XB(d)
- Vars
- B(d);N_GUARD::S(E),XP(b)
- S(h);N_GUARD::S(E)
- Refutation
- S(e);
- Try
- R(G);
- Vars
- B(d);N_GUARD::S(E),XP(b)
- S(e);N_GUARD::R(G)
- S(e);N_GUARD::R(G),XS(e)
- S(h);N_GUARD::S(E),XS(h)
- S(h);N_GUARD::S(E)
- P(g);S_CUTB(d)::R(G),XS(h)
- Refutation
- S(e);XR(G)
- Try
- Actual
- R(G);
- Vars
- S(h);N_GUARD,XR(G)::S(E)
- B(d);N_GUARD::S(E),XP(b)
- S(e);N_GUARD::R(G)
- S(e);N_GUARD::R(G),XS(e)
- S(h);N_GUARD::S(E),XS(h)
- S(h);N_GUARD::S(E)
- P(g);S_CUTB(d)::R(G)
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).