MESON Chess Problem Database
Problem Display
PID: 18424 (8/2N5/2Rn4/8/1kb5/1P2B3/R7/1nN3K1 w - - 0 1)
Dale, John
Time & Tide, 1955
#2
7 + 4
SOLUTION
- SOUND
- Sets
- 1...Kc3
- 2.Sd5#
- 1...Bf1
- 2.Ra4#
- 1...Be2
- 2.Ra4#
- 1...Bxb3
- 2.Sd3#
- 1...Bd3
- 2.Ra4#
- 1...Bb5
- 2.Sd5#
- 1...Bd5
- 2.Ra4#
- 1...Ba6
- 2.Ra4#
- 1...Be6
- 2.Ra4#
- 1...Bf7
- 2.Ra4#
- 1...Bg8
- 2.Ra4#
- 1...Sd2
- 2.Bxd2#
- 1...Sa3
- 2.Bd2#
- 1...Sc3
- 2.Bc5#
- 1...Se4
- 2.Rxc4#
- 1...Sb5
- 2.Rxc4#
- 1...Sf5
- 2.Rxc4#
- 1...Sb7
- 2.Rxc4#
- 1...Sf7
- 2.Rxc4#
- 1...Sc8
- 2.Rxc4#
- 1...Se8
- 2.Rxc4#
- 1...Kc3
- Tries
- 1.Kh1?
- 1...Kc3
- 2.Sd5#
- 1...Bxb3
- 2.Sd3#
- 1...Sa3
- 2.Bd2#
- 1...Bf1
- 2.Ra4#
- 1...Be2
- 2.Ra4#
- 1...Bd3
- 2.Ra4#
- 1...Bb5
- 2.Sd5#
- 1...Ba6
- 2.Ra4#
- 1...Be6
- 2.Ra4#
- 1...Bf7
- 2.Ra4#
- 1...Bg8
- 2.Ra4#
- 1...Sd2
- 2.Bxd2#
- 1...Sc3
- 2.Bc5#
- 1...Se4
- 2.Rxc4#
- 1...Sb5
- 2.Rxc4#
- 1...Sf5
- 2.Rxc4#
- 1...Sb7
- 2.Rxc4#
- 1...Sf7
- 2.Rxc4#
- 1...Sc8
- 2.Rxc4#
- 1...Se8
- 2.Rxc4#
- 1...Bd5+!
- 1...Kc3
- 1.Kf2?
- 1...Kc3
- 2.Sd5#
- 1...Bxb3
- 2.Sd3#
- 1...Sa3
- 2.Bd2#
- 1...Bf1
- 2.Ra4#
- 1...Be2
- 2.Ra4#
- 1...Bd3
- 2.Ra4#
- 1...Bb5
- 2.Sd5#
- 1...Bd5
- 2.Ra4#
- 1...Ba6
- 2.Ra4#
- 1...Be6
- 2.Ra4#
- 1...Bf7
- 2.Ra4#
- 1...Bg8
- 2.Ra4#
- 1...Sd2
- 2.Bxd2#
- 1...Sc3
- 2.Bc5#
- 1...Sb5
- 2.Rxc4#
- 1...Sf5
- 2.Rxc4#
- 1...Sb7
- 2.Rxc4#
- 1...Sf7
- 2.Rxc4#
- 1...Sc8
- 2.Rxc4#
- 1...Se8
- 2.Rxc4#
- 1...Se4+!
- 1...Kc3
- 1.Sd5+?
- 1...Kb5
- 2.Rc5#
- 2.Rb6#
- 1...Bxd5!
- 1...Kb5
- 1.Bd2+?
- 1...Sc3
- 2.Ra4#
- 1...Sxd2!
- 1...Sc3
- 1.Bf2?
- 1...Kc3
- 2.Sd5#
- 1...Bxb3
- 2.Sd3#
- 1...Sa3
- 2.Be1#
- 1...Bf1
- 2.Ra4#
- 1...Be2
- 2.Ra4#
- 1...Bd3
- 2.Ra4#
- 1...Bb5
- 2.Sd5#
- 1...Bd5
- 2.Ra4#
- 1...Ba6
- 2.Ra4#
- 1...Be6
- 2.Ra4#
- 1...Bf7
- 2.Ra4#
- 1...Bg8
- 2.Ra4#
- 1...Sc3
- 2.Bc5#
- 1...Se4
- 2.Rxc4#
- 1...Sb5
- 2.Rxc4#
- 1...Sf5
- 2.Rxc4#
- 1...Sb7
- 2.Rxc4#
- 1...Sf7
- 2.Rxc4#
- 1...Sc8
- 2.Rxc4#
- 1...Se8
- 2.Rxc4#
- 1...Sd2!
- 1...Kc3
- 1.Bd4?
- threat
- 2.Ra4#
- 1...Bxb3
- 2.Sd3#
- 1...Bb5
- 2.Sd5#
- 1...Sc3
- 2.Bc5#
- 1...Sa3!
- threat
- 1.Bf4?
- 1...Bxb3
- 2.Sd3#
- 2.Bxd6#
- 1...Sa3
- 2.Bd2#
- 1...Bf1
- 2.Bxd6#
- 2.Ra4#
- 1...Be2
- 2.Bxd6#
- 2.Ra4#
- 1...Bd3
- 2.Bxd6#
- 2.Ra4#
- 1...Bb5
- 2.Sd5#
- 2.Bxd6#
- 1...Bd5
- 2.Bxd6#
- 2.Ra4#
- 1...Ba6
- 2.Bxd6#
- 2.Ra4#
- 1...Be6
- 2.Bxd6#
- 2.Ra4#
- 1...Bf7
- 2.Bxd6#
- 2.Ra4#
- 1...Bg8
- 2.Bxd6#
- 2.Ra4#
- 1...Sd2
- 2.Bxd2#
- 1...Sc3
- 2.Bxd6#
- 1...Se4
- 2.Rxc4#
- 1...Sb5
- 2.Rxc4#
- 1...Sf5
- 2.Rxc4#
- 1...Sb7
- 2.Rxc4#
- 1...Sf7
- 2.Rxc4#
- 1...Sc8
- 2.Rxc4#
- 1...Se8
- 2.Rxc4#
- 1...Kc3!
- 1...Bxb3
- 1.Bb6?
- threat
- 2.Ba5#
- 1...Kc3
- 2.Sd5#
- 1...Sb7
- 2.Rxc4#
- 1...Sa3!
- threat
- 1.Ra1?
- 1...Bxb3
- 2.Sd3#
- 1...Sa3
- 2.Bd2#
- 1...Sd2
- 2.Bxd2#
- 1...Bf1
- 2.Ra4#
- 1...Be2
- 2.Ra4#
- 1...Bd3
- 2.Ra4#
- 1...Bb5
- 2.Sd5#
- 1...Bd5
- 2.Ra4#
- 1...Ba6
- 2.Ra4#
- 1...Be6
- 2.Ra4#
- 1...Bf7
- 2.Ra4#
- 1...Bg8
- 2.Ra4#
- 1...Sc3
- 2.Bc5#
- 1...Se4
- 2.Rxc4#
- 1...Sb5
- 2.Rxc4#
- 1...Sf5
- 2.Rxc4#
- 1...Sb7
- 2.Rxc4#
- 1...Sf7
- 2.Rxc4#
- 1...Sc8
- 2.Rxc4#
- 1...Se8
- 2.Rxc4#
- 1...Kc3!
- 1...Bxb3
- 1.Kh1?
- Keys
- 1.Kh2!
- 1...Kc3
- 2.Sd5#
- 1...Bxb3
- 2.Sd3#
- 1...Sa3
- 2.Bd2#
- 1...Bf1
- 2.Ra4#
- 1...Be2
- 2.Ra4#
- 1...Bd3
- 2.Ra4#
- 1...Bb5
- 2.Sd5#
- 1...Bd5
- 2.Ra4#
- 1...Ba6
- 2.Ra4#
- 1...Be6
- 2.Ra4#
- 1...Bf7
- 2.Ra4#
- 1...Bg8
- 2.Ra4#
- 1...Sd2
- 2.Bxd2#
- 1...Sc3
- 2.Bc5#
- 1...Se4
- 2.Rxc4#
- 1...Sb5
- 2.Rxc4#
- 1...Sf5
- 2.Rxc4#
- 1...Sb7
- 2.Rxc4#
- 1...Sf7
- 2.Rxc4#
- 1...Sc8
- 2.Rxc4#
- 1...Se8
- 2.Rxc4#
- 1...Kc3
- 1.Kh2!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- K(b);P_SPINB(c),S_FLIGHT::S(G)
- B(c);::R1(C)
- B(c);N_GUARD,SBLOCK,XP(D)::S(A)
- B(c);N_GUARD,SBLOCK::S(G)
- S(a);N_GUARD::B(E),XS(a)
- S(a);N_GUARD::B(E)
- S(a);SBLOCK::B(E)
- S(d);N_GUARD::R1(F),XB(c)
- Tries
- Try
- K(B);P-FLIGHT
- Vars
- K(b);P_SPINB(c),S_FLIGHT::S(G)
- B(c);N_GUARD,SBLOCK,XP(D)::S(A)
- S(a);N_GUARD::B(E)
- B(c);::R1(C)
- B(c);N_GUARD,SBLOCK::S(G)
- S(a);N_GUARD::B(E),XS(a)
- S(a);SBLOCK::B(E)
- S(d);N_GUARD::R1(F),XB(c)
- Refutation
- B(c);CHECK
- Try
- K(B);S_FLIGHT
- Vars
- K(b);P_SPINB(c),S_FLIGHT::S(G)
- B(c);N_GUARD,SBLOCK,XP(D)::S(A)
- S(a);N_GUARD::B(E)
- B(c);::R1(C)
- B(c);N_GUARD,SBLOCK::S(G)
- S(a);N_GUARD::B(E),XS(a)
- S(a);SBLOCK::B(E)
- S(d);N_GUARD::R1(F),XB(c)
- Refutation
- S(d);CHECK
- Try
- S(G);CHECK
- Refutation
- B(c);XS(G)
- Try
- B(E);CHECK
- Vars
- S(a);P_SPINS(a)::R1(C)
- Refutation
- S(a);XB(E)
- Try
- B(E);
- Vars
- K(b);P_SPINB(c),S_FLIGHT::S(G)
- B(c);N_GUARD,SBLOCK,XP(D)::S(A)
- S(a);N_GUARD::B(E)
- B(c);::R1(C)
- B(c);N_GUARD,SBLOCK::S(G)
- S(a);SBLOCK::B(E)
- S(d);N_GUARD::R1(F),XB(c)
- Refutation
- S(a);
- Try
- B(E);
- Threat
- R1(C)
- Vars
- B(c);N_GUARD,SBLOCK,XP(D)::S(A)
- B(c);N_GUARD,SBLOCK::S(G)
- S(a);SBLOCK::B(E)
- Refutation
- S(a);
- Try
- B(E);
- Vars
- S(a);N_GUARD::B(E)
- S(a);N_GUARD::B(E),XS(a)
- S(a);SBLOCK::B(E),XS(d)
- S(d);N_GUARD::R1(F),XB(c)
- Refutation
- K(b);P_SPINB(c),S_FLIGHT
- Try
- B(E);
- Threat
- B(E)
- Vars
- K(b);P_SPINB(c),S_FLIGHT::S(G)
- S(d);N_GUARD::R1(F),XB(c)
- Refutation
- S(a);
- Try
- R(C);
- Vars
- B(c);N_GUARD,SBLOCK,XP(D)::S(A)
- S(a);N_GUARD::B(E)
- S(a);N_GUARD::B(E),XS(a)
- B(c);::R1(C)
- B(c);N_GUARD,SBLOCK::S(G)
- S(a);SBLOCK::B(E)
- S(d);N_GUARD::R1(F),XB(c)
- Refutation
- K(b);P_SPINB(c),S_FLIGHT
- Try
- Actual
- K(B);S_FLIGHT
- Vars
- K(b);P_SPINB(c),S_FLIGHT::S(G)
- B(c);N_GUARD,SBLOCK,XP(D)::S(A)
- S(a);N_GUARD::B(E)
- B(c);::R1(C)
- B(c);N_GUARD,SBLOCK::S(G)
- S(a);N_GUARD::B(E),XS(a)
- S(a);SBLOCK::B(E)
- S(d);N_GUARD::R1(F),XB(c)
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).