MESON Chess Problem Database
Problem Display
PID: 51452 (6n1/3N1n2/1p6/1B1ppp2/2p1k3/5bQ1/2P3pK/6B1 w - - 0 1)
Wright Wood, S (= Wood, SW)
The Guardian, 1961
#2
6 + 10
SOLUTION
- SOUND
- Sets
- 1...Bd1
- 2.Qe3#
- 1...Be2
- 2.Qe3#
- 1...Bg4
- 2.Qe3#
- 1...Bh5
- 2.Qe3#
- 1...Sg5
- 2.Qxe5#
- 1...Sd6
- 2.Qxe5#
- 1...Sfh6
- 2.Qxe5#
- 1...Sd8
- 2.Qxe5#
- 1...Sh8
- 2.Qxe5#
- 1...Sf6
- 2.Sxf6#
- 1...Sgh6
- 2.Sf6#
- 1...Se7
- 2.Sf6#
- 1...c3
- 2.Bd3#
- 1...d4
- 2.Bc6#
- 1...f4
- 2.Qg6#
- 1...Bd1
- Tries
- 1.Ba4?
- 1...d4
- 2.Bc6#
- 1...f4
- 2.Qg6#
- 1...Sg5
- 2.Qxe5#
- 1...Bd1
- 2.Qe3#
- 1...Be2
- 2.Qe3#
- 1...Bg4
- 2.Qe3#
- 1...Bh5
- 2.Qe3#
- 1...Sd6
- 2.Qxe5#
- 1...Sfh6
- 2.Qxe5#
- 1...Sd8
- 2.Qxe5#
- 1...Sh8
- 2.Qxe5#
- 1...Sf6
- 2.Sxf6#
- 1...Sgh6
- 2.Sf6#
- 1...Se7
- 2.Sf6#
- 1...b5
- 2.Sc5#
- 1...c3!
- 1...d4
- 1.Bc6?
- 1...f4
- 2.Qg6#
- 1...Sg5
- 2.Qxe5#
- 1...Bd1
- 2.Qe3#
- 1...Be2
- 2.Qe3#
- 1...Bg4
- 2.Qe3#
- 1...Bh5
- 2.Qe3#
- 1...Sd6
- 2.Qxe5#
- 1...Sfh6
- 2.Qxe5#
- 1...Sd8
- 2.Qxe5#
- 1...Sh8
- 2.Qxe5#
- 1...Sf6
- 2.Sxf6#
- 1...Sgh6
- 2.Sf6#
- 1...Se7
- 2.Sf6#
- 1...b5
- 2.Sc5#
- 1...c3!
- 1...f4
- 1.Qh4+?
- 1...f4
- 2.Qh7#
- 1...Bg4!
- 1...f4
- 1.Qg5?
- threat
- 2.Qe3#
- 1...d4
- 2.Bc6#
- 1...f4
- 2.Qg6#
- 1...Sxg5!
- threat
- 1.Ba4?
- Keys
- 1.Ba6!
- 1...d4
- 2.Bb7#
- 1...f4
- 2.Qg6#
- 1...Sg5
- 2.Qxe5#
- 1...Bd1
- 2.Qe3#
- 1...Be2
- 2.Qe3#
- 1...Bg4
- 2.Qe3#
- 1...Bh5
- 2.Qe3#
- 1...Sd6
- 2.Qxe5#
- 1...Sfh6
- 2.Qxe5#
- 1...Sd8
- 2.Qxe5#
- 1...Sh8
- 2.Qxe5#
- 1...Sf6
- 2.Sxf6#
- 1...Sgh6
- 2.Sf6#
- 1...Se7
- 2.Sf6#
- 1...c3
- 2.Bd3#
- 1...b5
- 2.Sc5#
- 1...d4
- 1.Ba6!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(b);OGATE::QAR1(D)
- S(i);N_GUARD::QAR1(D),XP(f)
- S(j);N_GUARD::S(F),XS(j)
- S(j);N_GUARD::S(F)
- P(c);OGATE::B(E)
- P(e);OGATEB::B(E)
- P(g);OGATEB,SBLOCK::QAB(D)
- Tries
- Try
- B(E);
- Vars
- P(e);OGATEB::B(E)
- P(g);OGATEB,SBLOCK::QAB(D)
- S(i);N_GUARD::QAR1(D),XP(f)
- B(b);OGATE::QAR1(D)
- S(j);N_GUARD::S(F),XS(j)
- S(j);N_GUARD::S(F)
- P(h);N_GUARD::S(F)
- Refutation
- P(c);
- Try
- B(E);P_PINP(e)
- Vars
- P(g);OGATEB,SBLOCK::QAB(D)
- S(i);N_GUARD::QAR1(D),XP(f)
- B(b);OGATE::QAR1(D)
- S(j);N_GUARD::S(F),XS(j)
- S(j);N_GUARD::S(F)
- P(h);N_GUARD::S(F)
- Refutation
- P(c);
- Try
- Q(D);CHECK
- Vars
- P(g);OGATEB,P_SPINP(g),SBLOCK::QAB(D)
- Refutation
- B(b);P_SPINB(b)
- Try
- Q(D);
- Threat
- QAR1(D)
- Vars
- P(e);OGATEB::B(E)
- P(g);OGATEB,SBLOCK::QAB(D)
- Refutation
- S(i);XQ(D)
- Try
- Actual
- B(E);
- Vars
- P(e);OGATEB::B(E)
- P(g);OGATEB,SBLOCK::QAB(D)
- S(i);N_GUARD::QAR1(D),XP(f)
- B(b);OGATE::QAR1(D)
- S(j);N_GUARD::S(F),XS(j)
- S(j);N_GUARD::S(F)
- P(c);OGATE::B(E)
- P(h);N_GUARD::S(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).