MESON Chess Problem Database
Problem Display
PID: 159912 (n6K/Q2p4/1r4p1/1B6/1B1k1N2/5pN1/b4n2/4R3 w - - 0 1)
Anonymous
BCPJ (August), 1919
#2
7 + 8
SOLUTION
- SOUND
- Sets
- 1...Bb1
- 2.Qa1#
- 1...Bb3
- 2.Qa1#
- 1...Bc4
- 2.Qa1#
- 1...Bd5
- 2.Qa1#
- 1...Be6
- 2.Qa1#
- 1...Bf7
- 2.Qa1#
- 1...Bg8
- 2.Qa1#
- 1...Sd1
- 2.Re4#
- 1...Sh1
- 2.Re4#
- 1...Sd3
- 2.Re4#
- 1...Sh3
- 2.Re4#
- 1...Se4
- 2.Rxe4#
- 1...Sg4
- 2.Re4#
- 1...Sc7
- 2.Qxb6#
- 1...g5
- 2.Sf5#
- 1...d5
- 2.Se6#
- 1...d6
- 2.Qg7#
- 1...Bb1
- Tries
- 1.Kg7?
- 1...Se4
- 2.Rxe4#
- 1...Bb1
- 2.Qa1#
- 1...Bb3
- 2.Qa1#
- 1...Bc4
- 2.Qa1#
- 1...Bd5
- 2.Qa1#
- 1...Be6
- 2.Qa1#
- 1...Bf7
- 2.Qa1#
- 1...Bg8
- 2.Qa1#
- 1...Sd1
- 2.Re4#
- 1...Sh1
- 2.Re4#
- 1...Sd3
- 2.Re4#
- 1...Sh3
- 2.Re4#
- 1...Sg4
- 2.Re4#
- 1...Sc7
- 2.Qxb6#
- 1...g5
- 2.Sf5#
- 1...d5
- 2.Se6#
- 1...d6!
- 1...Se4
- 1.Kh7?
- 1...Se4
- 2.Rxe4#
- 1...Bb1
- 2.Qa1#
- 1...Bb3
- 2.Qa1#
- 1...Bc4
- 2.Qa1#
- 1...Bd5
- 2.Qa1#
- 1...Be6
- 2.Qa1#
- 1...Bf7
- 2.Qa1#
- 1...Sd1
- 2.Re4#
- 1...Sh1
- 2.Re4#
- 1...Sd3
- 2.Re4#
- 1...Sh3
- 2.Re4#
- 1...Sg4
- 2.Re4#
- 1...Sc7
- 2.Qxb6#
- 1...g5
- 2.Sf5#
- 1...d5
- 2.Se6#
- 1...d6
- 2.Qg7#
- 1...Bg8+!
- 1...Se4
- 1.Bd3?
- 1...Sxd3
- 2.Re4#
- 1...Se4
- 2.Rxe4#
- 1...Sd1
- 2.Re4#
- 1...Bb1
- 2.Qa1#
- 1...Bb3
- 2.Qa1#
- 1...Bc4
- 2.Qa1#
- 1...Bd5
- 2.Qa1#
- 1...Be6
- 2.Qa1#
- 1...Bf7
- 2.Qa1#
- 1...Bg8
- 2.Qa1#
- 1...Sh1
- 2.Re4#
- 1...Sh3
- 2.Re4#
- 1...Sg4
- 2.Re4#
- 1...Sc7
- 2.Qxb6#
- 1...g5
- 2.Sf5#
- 1...d6
- 2.Qg7#
- 1...d5!
- 1...Sxd3
- 1.Re2?
- 1...Se4
- 2.Rxe4#
- 1...Bb1
- 2.Qa1#
- 1...Bb3
- 2.Qa1#
- 1...Bc4
- 2.Qa1#
- 1...Bd5
- 2.Qa1#
- 1...Be6
- 2.Qa1#
- 1...Bf7
- 2.Qa1#
- 1...Bg8
- 2.Qa1#
- 1...Sd1
- 2.Re4#
- 1...Sh1
- 2.Re4#
- 1...Sd3
- 2.Re4#
- 1...Sh3
- 2.Re4#
- 1...Sg4
- 2.Re4#
- 1...Sc7
- 2.Qxb6#
- 1...g5
- 2.Sf5#
- 1...d5
- 2.Se6#
- 1...d6
- 2.Qg7#
- 1...fxe2!
- 1...Se4
- 1.Qa3?
- threat
- 2.Bc3#
- 2.Bc5#
- 2.Qb2#
- 2.Qc3#
- 2.Qe3#
- 1...Rxb5
- 2.Qc3#
- 1...Se4
- 2.Rxe4#
- 1...Rc6
- 2.Qe3#
- 1...Re6
- 2.Bc3#
- 2.Bc5#
- 2.Qb2#
- 2.Qc3#
- 1...Bb3
- 2.Qb2#
- 2.Qa1#
- 1...Sd1
- 2.Bc5#
- 2.Re4#
- 2.Qd3#
- 1...Sd3
- 2.Bc3#
- 2.Re4#
- 2.Qc3#
- 2.Qxd3#
- 1...Sg4
- 2.Bc3#
- 2.Bc5#
- 2.Re4#
- 2.Qb2#
- 2.Qc3#
- 2.Qd3#
- 1...d6
- 2.Bc3#
- 2.Qb2#
- 2.Qc3#
- 2.Qe3#
- 1...Rb8+!
- threat
- 1.Qxd7+?
- 1...Bd5
- 2.Qxd5#
- 1...Rd6!
- 1...Bd5
- 1.Kg7?
- Keys
- 1.Bf1!
- 1...Sd3
- 2.Re4#
- 1...Se4
- 2.Rxe4#
- 1...Sd1
- 2.Re4#
- 1...Bb1
- 2.Qa1#
- 1...Bb3
- 2.Qa1#
- 1...Bc4
- 2.Qa1#
- 1...Bd5
- 2.Qa1#
- 1...Be6
- 2.Qa1#
- 1...Bf7
- 2.Qa1#
- 1...Bg8
- 2.Qa1#
- 1...Sh1
- 2.Re4#
- 1...Sh3
- 2.Re4#
- 1...Sg4
- 2.Re4#
- 1...Sc7
- 2.Qxb6#
- 1...g5
- 2.Sf5#
- 1...d5
- 2.Se6#
- 1...d6
- 2.Qg7#
- 1...Sd3
- 1.Bf1!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(a);OGATE::QAB(F)
- S(b);N_GUARD::R1(A)
- S(b);N_GUARD::R1(A),XS(b)
- S(h);N_GUARD::QAB(F),XR(e)
- P(f);N_GUARD::S(B)
- P(g);N_GUARD,SBLOCK,S_CUTB(a)::S(D)
- P(g);OGATE::QAB(F)
- Tries
- Try
- K(G);S_FLIGHT
- Vars
- S(b);N_GUARD::R1(A),XS(b)
- B(a);OGATE::QAB(F)
- S(b);N_GUARD::R1(A)
- S(h);N_GUARD::QAB(F),XR(e)
- P(f);N_GUARD::S(B)
- P(g);N_GUARD,SBLOCK,S_CUTB(a)::S(D)
- Refutation
- P(g);
- Try
- K(G);P-FLIGHT
- Vars
- S(b);N_GUARD::R1(A),XS(b)
- B(a);OGATE::QAB(F)
- S(b);N_GUARD::R1(A)
- S(h);N_GUARD::QAB(F),XR(e)
- P(f);N_GUARD::S(B)
- P(g);N_GUARD,SBLOCK,S_CUTB(a)::S(D)
- P(g);OGATE::QAB(F)
- Refutation
- B(a);CHECK
- Try
- B(E);
- Vars
- S(b);N_GUARD,XB(E)::R1(A)
- S(b);N_GUARD::R1(A),XS(b)
- S(b);N_GUARD::R1(A)
- B(a);OGATE::QAB(F)
- S(h);N_GUARD::QAB(F),XR(e)
- P(f);N_GUARD::S(B)
- P(g);OGATE::QAB(F)
- Refutation
- P(g);
- Try
- R(A);
- Vars
- S(b);N_GUARD::R1(A),XS(b)
- B(a);OGATE::QAB(F)
- S(b);N_GUARD::R1(A)
- S(h);N_GUARD::QAB(F),XR(e)
- P(f);N_GUARD::S(B)
- P(g);N_GUARD,SBLOCK,S_CUTB(a)::S(D)
- P(g);OGATE::QAB(F)
- Refutation
- P(c);XR(A)
- Try
- Q(F);N_PINR(e)
- Threat
- DUALS(5)
- Vars
- R(e);XB(E)::QAB1(F)
- S(b);N_GUARD::R1(A),XS(b)
- R(e);::QAB1(F)
- Refutation
- R(e);CHECK
- Try
- Q(F);CHECK,N_PINR(e),XP(g)
- Vars
- B(a);N_GUARD,P_SPINB(a)::QAR1(F),XB(a)
- Refutation
- R(e);P_SPINR(e)
- Try
- Actual
- B(E);
- Vars
- S(b);N_GUARD::R1(A)
- S(b);N_GUARD::R1(A),XS(b)
- B(a);OGATE::QAB(F)
- S(h);N_GUARD::QAB(F),XR(e)
- P(f);N_GUARD::S(B)
- P(g);N_GUARD,SBLOCK,S_CUTB(a)::S(D)
- P(g);OGATE::QAB(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).