MESON Chess Problem Database
Problem Display
PID: 71860 (B1R3Q1/3p4/2n1nK2/2N5/1P1k4/1P6/1b1B4/3R4 w - - 0 1)
Fillery, William Edmund Frank
Chess, 1952
#2
9 + 5
SOLUTION
- SOUND
- Sets
- 1...Kd5+
- 2.Bc3#
- 1...Sxb4
- 2.Qg1#
- 1...Sa5
- 2.Qg1#
- 1...Se5
- 2.Qg1#
- 1...Sa7
- 2.Qg1#
- 1...Se7
- 2.Qg1#
- 1...Sb8
- 2.Qg1#
- 1...Scd8
- 2.Qg1#
- 1...Sf4
- 2.Qc4#
- 1...Sxc5
- 2.Qc4#
- 1...Sg5
- 2.Qc4#
- 1...Sc7
- 2.Qc4#
- 1...Sg7
- 2.Qc4#
- 1...Sed8
- 2.Qc4#
- 1...Sf8
- 2.Qc4#
- 1...d5
- 2.Qg1#
- 1...Kd5+
- Tries
- 1.Bxc6?
- threat
- 2.Qg1#
- 1...Sxc5
- 2.Qc4#
- 2.Qd5#
- 1...Sg5
- 2.Qc4#
- 2.Qd5#
- 1...Sg7
- 2.Qc4#
- 2.Qd5#
- 1...dxc6!
- threat
- 1.Rxc6?
- threat
- 2.Rd6#
- 1...Kd5+
- 2.Bc3#
- 1...Sf4
- 2.Qc4#
- 1...Sc7
- 2.Qc4#
- 1...d5
- 2.Qg1#
- 1...d6
- 2.Rxd6#
- 1...dxc6!
- threat
- 1.Rc7?
- threat
- 2.Rxd7#
- 1...Kd5+
- 2.Bc3#
- 1...Sxb4
- 2.Qg1#
- 1...Sxc5
- 2.Qc4#
- 1...Sxc7
- 2.Qc4#
- 1...Se5
- 2.Qg1#
- 1...Se7
- 2.Qg1#
- 1...Sb8
- 2.Qg1#
- 1...Sf4
- 2.Qc4#
- 1...Sf8
- 2.Qc4#
- 1...d5
- 2.Qg1#
- 1...d6!
- threat
- 1.Qxe6?
- threat
- 2.Be1#
- 2.Qc4#
- 2.Qxd7#
- 2.Qe4#
- 2.Qd6#
- 1...Sxb4
- 2.Bxb4#
- 2.Qc4#
- 2.Qg4#
- 2.Qe3#
- 2.Qe4#
- 2.Qe5#
- 1...Bc1
- 2.Qc4#
- 2.Qxd7#
- 2.Qe4#
- 2.Qd6#
- 1...Bc3
- 2.Be3#
- 2.Qc4#
- 2.Qxd7#
- 2.Qe4#
- 2.Qd6#
- 1...Sa5
- 2.Be1#
- 2.Qg4#
- 2.Qd5#
- 2.Qxd7#
- 2.Qe3#
- 2.Qe4#
- 2.Qe5#
- 2.Qd6#
- 1...Se5
- 2.Qd5#
- 2.Qxe5#
- 2.Qd6#
- 1...Se7
- 2.Be1#
- 2.Qc4#
- 2.Qg4#
- 2.Qe3#
- 2.Qe4#
- 2.Qe5#
- 1...Sb8
- 2.Be1#
- 2.Qc4#
- 2.Qg4#
- 2.Qd5#
- 2.Qe3#
- 2.Qe4#
- 2.Qe5#
- 2.Qd6#
- 1...d5
- 2.Be1#
- 2.Qg4#
- 2.Qe3#
- 1...d6
- 2.Be1#
- 2.Qc4#
- 2.Qe4#
- 2.Qxd6#
- 1...dxe6!
- threat
- 1.Bxc6?
- Keys
- 1.Rd8!
- threat
- 2.Rxd7#
- 1...Kd5+
- 2.Bc3#
- 1...Sxb4
- 2.Qg1#
- 1...Scxd8
- 2.Qg1#
- 1...Sxc5
- 2.Qc4#
- 1...Sexd8
- 2.Qc4#
- 1...Se5
- 2.Qg1#
- 1...Se7
- 2.Qg1#
- 1...Sb8
- 2.Qg1#
- 1...Sf4
- 2.Qc4#
- 1...Sc7
- 2.Qc4#
- 1...Sf8
- 2.Qc4#
- 1...d5
- 2.Qg1#
- 1...d6
- 2.Rxd6#
- threat
- 1.Rd8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 4
- Sets
- K(b);CHECK,P-FLIGHT,P_SPINS(c)::R(A)+B(B)
- S(c);XP(D)::QAB(I)
- S(c);::QAB(I)
- S(d);OGATE::QAR1(I)
- S(d);OGATE,XS(E)::QAR1(I)
- P(e);SBLOCK::QAB(I)
- Tries
- Try
- B(G);XS(c)
- Threat
- QAB(I)
- Refutation
- P(e);XB(G)
- Try
- R(H);XS(c)
- Threat
- R(H)
- Vars
- K(b);CHECK,P-FLIGHT,P_SPINS(d)::R(A)+B(B)
- S(d);OGATE::QAR1(I)
- P(e);SBLOCK::QAB(I)
- P(e);::R(H),XP(e)
- Refutation
- P(e);XR(H)
- Try
- R(H);
- Threat
- R(H),XP(e)
- Vars
- K(b);CHECK,P-FLIGHT,P_SPINS(c)::R(A)+B(B)
- S(c);XP(D)::QAB(I)
- S(d);OGATE,XS(E)::QAR1(I)
- S(d);OGATE,XR(H)::QAR1(I)
- S(c);::QAB(I)
- S(d);OGATE::QAR1(I)
- P(e);SBLOCK::QAB(I)
- Refutation
- P(e);
- Try
- Q(I);XS(d)
- Threat
- DUALS(5)
- Refutation
- P(e);XQ(I)
- Try
- Actual
- R(H);P_PINP(e)
- Threat
- R(H),XP(e)
- Vars
- K(b);CHECK,P-FLIGHT,P_SPINS(c)::R(A)+B(B)
- S(c);XP(D)::QAB(I)
- S(c);N_SPINP(e),XR(H)::QAB(I)
- S(d);OGATE,XS(E)::QAR1(I)
- S(d);N_SPINP(e),OGATE,XR(H)::QAR1(I)
- S(c);::QAB(I)
- S(d);OGATE::QAR1(I)
- P(e);::QAB(I)
- P(e);OGATE::R(H),XP(e)
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).