MESON Chess Problem Database
Problem Display
PID: 2963 (8/3p1n2/B1pP1K2/1p6/3pkN2/4p2N/1R6/2B2R2 w - - 0 1)
Wainwright, Joseph CJ
Good Companions (October), 1914
#2
8 + 7
| 2681 | All Change Here! | 1919 |
SOLUTION
- SOUND
- Sets
- 1...Se5
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...Sxd6
- 2.Sg5#
- 1...Sh6
- 2.Sg5#
- 1...Sd8
- 2.Sg5#
- 1...Sh8
- 2.Sg5#
- 1...e2
- 2.Rxe2#
- 1...d3
- 2.Rb4#
- 1...b4
- 2.Bd3#
- 1...c5
- 2.Bb7#
- 1...Se5
- Tries
- 1.Bxb5?
- threat
- 2.Bd3#
- 1...d3
- 2.Rb4#
- 1...Se5
- 2.Sg5#
- 1...cxb5!
- threat
- 1.Bb7?
- 1...Sxd6
- 2.Sg5#
- 1...d3
- 2.Rb4#
- 1...Se5
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...Sh6
- 2.Sg5#
- 1...Sd8
- 2.Sg5#
- 1...Sh8
- 2.Sg5#
- 1...e2
- 2.Rxe2#
- 1...b4!
- 1...Sxd6
- 1.Bc8?
- 1...Sxd6
- 2.Sg5#
- 1...d3
- 2.Rb4#
- 1...Se5
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...Sh6
- 2.Sg5#
- 1...Sd8
- 2.Sg5#
- 1...Sh8
- 2.Sg5#
- 1...e2
- 2.Rxe2#
- 1...c5
- 2.Bb7#
- 1...b4!
- 1...Sxd6
- 1.Rff2?
- 1...Sxd6
- 2.Sg5#
- 1...d3
- 2.Rb4#
- 1...Se5
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...Sh6
- 2.Sg5#
- 1...Sd8
- 2.Sg5#
- 1...Sh8
- 2.Sg5#
- 1...e2
- 2.Rbxe2#
- 1...b4
- 2.Bd3#
- 1...c5
- 2.Bb7#
- 1...exf2!
- 1...Sxd6
- 1.Rb1?
- 1...Sxd6
- 2.Sg5#
- 1...d3
- 2.Rb4#
- 1...Se5
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...Sh6
- 2.Sg5#
- 1...Sd8
- 2.Sg5#
- 1...Sh8
- 2.Sg5#
- 1...b4
- 2.Bd3#
- 1...c5
- 2.Bb7#
- 1...e2!
- 1...Sxd6
- 1.Ra2?
- 1...Sxd6
- 2.Sg5#
- 1...Se5
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...Sh6
- 2.Sg5#
- 1...Sd8
- 2.Sg5#
- 1...Sh8
- 2.Sg5#
- 1...e2
- 2.Rxe2#
- 1...b4
- 2.Bd3#
- 1...c5
- 2.Bb7#
- 1...d3!
- 1...Sxd6
- 1.Rc2?
- 1...Sxd6
- 2.Sg5#
- 1...Se5
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...Sh6
- 2.Sg5#
- 1...Sd8
- 2.Sg5#
- 1...Sh8
- 2.Sg5#
- 1...e2
- 2.Rxe2#
- 1...b4
- 2.Bd3#
- 1...c5
- 2.Bb7#
- 1...d3!
- 1...Sxd6
- 1.Re2?
- 1...Sxd6
- 2.Sg5#
- 1...Se5
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...Sh6
- 2.Sg5#
- 1...Sd8
- 2.Sg5#
- 1...Sh8
- 2.Sg5#
- 1...b4
- 2.Bd3#
- 1...c5
- 2.Bb7#
- 1...d3!
- 1...Sxd6
- 1.Rg2?
- 1...Sxd6
- 2.Sg5#
- 1...Se5
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...Sh6
- 2.Sg5#
- 1...Sd8
- 2.Sg5#
- 1...Sh8
- 2.Sg5#
- 1...e2
- 2.Rxe2#
- 1...b4
- 2.Bd3#
- 1...c5
- 2.Bb7#
- 1...d3!
- 1...Sxd6
- 1.Rh2?
- 1...Sxd6
- 2.Sg5#
- 1...Se5
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...Sh6
- 2.Sg5#
- 1...Sd8
- 2.Sg5#
- 1...Sh8
- 2.Sg5#
- 1...e2
- 2.Rxe2#
- 1...b4
- 2.Bd3#
- 1...c5
- 2.Bb7#
- 1...d3!
- 1...Sxd6
- 1.Rb4?
- 1...Sxd6
- 2.Sg5#
- 1...Se5
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...Sh6
- 2.Sg5#
- 1...Sd8
- 2.Sg5#
- 1...Sh8
- 2.Sg5#
- 1...c5
- 2.Bb7#
- 1...e2!
- 1...Sxd6
- 1.Rxb5?
- 1...Sxd6
- 2.Sg5#
- 2.Re5#
- 1...cxb5
- 2.Bb7#
- 1...d3
- 2.Rb4#
- 1...Se5
- 2.Sg5#
- 2.Rxe5#
- 1...Sg5
- 2.Sxg5#
- 2.Re5#
- 1...Sh6
- 2.Sg5#
- 2.Re5#
- 1...Sd8
- 2.Sg5#
- 2.Re5#
- 1...Sh8
- 2.Sg5#
- 2.Re5#
- 1...c5
- 2.Bb7#
- 1...e2!
- 1...Sxd6
- 1.Bxb5?
- Keys
- 1.Rb3!
- 1...Sxd6
- 2.Sg5#
- 1...d3
- 2.Rb4#
- 1...Se5
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...Sh6
- 2.Sg5#
- 1...Sd8
- 2.Sg5#
- 1...Sh8
- 2.Sg5#
- 1...e2
- 2.Sf2#
- 1...b4
- 2.Bd3#
- 1...c5
- 2.Bb7#
- 1...Sxd6
- 1.Rb3!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(g);N_GUARD::S(D)
- S(g);N_GUARD::S(D),XS(g)
- S(g);N_GUARD,XP(G)::S(D)
- P(a);OGATEB::R(C),XP(a)
- P(b);OGATEB::R(C)
- P(d);OGATE::B(F)
- P(e);OGATEB::B(F)
- Tries
- Try
- B(F);XP(d)
- Threat
- B(F)
- Vars
- P(b);OGATEB::R(C)
- S(g);N_GUARD::S(D)
- Refutation
- P(e);XB(F)
- Try
- B(F);P_PINP(e)
- Vars
- S(g);N_GUARD,XP(G)::S(D)
- P(b);OGATEB::R(C)
- S(g);N_GUARD::S(D)
- S(g);N_GUARD::S(D),XS(g)
- P(a);OGATEB::R(C),XP(a)
- Refutation
- P(d);
- Try
- B(F);
- Vars
- S(g);N_GUARD,XP(G)::S(D)
- P(b);OGATEB::R(C)
- S(g);N_GUARD::S(D)
- S(g);N_GUARD::S(D),XS(g)
- P(a);OGATEB::R(C),XP(a)
- P(e);OGATEB::B(F)
- Refutation
- P(d);
- Try
- R(B);
- Vars
- S(g);N_GUARD,XP(G)::S(D)
- P(b);OGATEB::R(C)
- S(g);N_GUARD::S(D)
- S(g);N_GUARD::S(D),XS(g)
- P(a);OGATEB::R(C),XP(a)
- P(d);OGATE::B(F)
- P(e);OGATEB::B(F)
- Refutation
- P(a);XR(B)
- Try
- R(C);
- Vars
- S(g);N_GUARD,XP(G)::S(D)
- P(b);OGATEB::R(C)
- S(g);N_GUARD::S(D)
- S(g);N_GUARD::S(D),XS(g)
- P(d);OGATE::B(F)
- P(e);OGATEB::B(F)
- Refutation
- P(a);
- Try
- R(C);
- Vars
- S(g);N_GUARD,XP(G)::S(D)
- S(g);N_GUARD::S(D)
- S(g);N_GUARD::S(D),XS(g)
- P(a);OGATEB::R(C),XP(a)
- P(d);OGATE::B(F)
- P(e);OGATEB::B(F)
- Refutation
- P(b);
- Try
- R(C);
- Vars
- S(g);N_GUARD,XP(G)::S(D)
- S(g);N_GUARD::S(D)
- S(g);N_GUARD::S(D),XS(g)
- P(a);OGATEB::R(C),XP(a)
- P(d);OGATE::B(F)
- P(e);OGATEB::B(F)
- Refutation
- P(b);
- Try
- R(C);P_PINP(a)
- Vars
- S(g);N_GUARD,XP(G)::S(D)
- S(g);N_GUARD::S(D)
- S(g);N_GUARD::S(D),XS(g)
- P(d);OGATE::B(F)
- P(e);OGATEB::B(F)
- Refutation
- P(b);
- Try
- R(C);
- Vars
- S(g);N_GUARD,XP(G)::S(D)
- S(g);N_GUARD::S(D)
- S(g);N_GUARD::S(D),XS(g)
- P(a);OGATEB::R(C),XP(a)
- P(d);OGATE::B(F)
- P(e);OGATEB::B(F)
- Refutation
- P(b);
- Try
- R(C);
- Vars
- S(g);N_GUARD,XP(G)::S(D)
- S(g);N_GUARD::S(D)
- S(g);N_GUARD::S(D),XS(g)
- P(a);OGATEB::R(C),XP(a)
- P(d);OGATE::B(F)
- P(e);OGATEB::B(F)
- Refutation
- P(b);
- Try
- R(C);P_PINP(b)
- Vars
- S(g);N_GUARD,XP(G)::S(D)
- S(g);N_GUARD::S(D)
- S(g);N_GUARD::S(D),XS(g)
- P(e);OGATEB::B(F)
- Refutation
- P(a);
- Try
- R(C);XP(d)
- Vars
- P(e);OGATEB,XR(C)::B(F)
- P(b);OGATEB::R(C)
- P(e);OGATEB::B(F)
- Refutation
- P(a);
- Try
- Actual
- R(C);
- Vars
- S(g);N_GUARD,XP(G)::S(D)
- P(b);OGATEB::R(C)
- S(g);N_GUARD::S(D)
- S(g);N_GUARD::S(D),XS(g)
- P(a);N_GUARD::S(D)
- P(d);OGATE::B(F)
- P(e);OGATEB::B(F)
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).