MESON Chess Problem Database
Problem Display
PID: 214537 (5n2/4p3/3RnR2/2p1k1p1/Q1P1p1P1/4P3/8/K3B3 w - - 0 1)
Barnes, Alfred P
New York Turf, Field and Farm, 1878
#2
8 + 7
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Kxd6
- 2.Bg3#
- 1...Sd4
- 2.Bg3#
- 1...Sf4
- 2.Bc3#
- 1...Sc7
- 2.Bc3#
- 2.Bg3#
- 1...Sg7
- 2.Bc3#
- 2.Bg3#
- 1...Sd8
- 2.Bc3#
- 2.Bg3#
- 1...Sg6
- 2.Rdxe6#
- 2.Rfxe6#
- 1...Sd7
- 2.Rdxe6#
- 2.Rfxe6#
- 1...Sh7
- 2.Rdxe6#
- 2.Rfxe6#
- 1...exd6
- 2.Rf5#
- 1...exf6
- 2.Rd5#
- 1...Kxd6
- Tries
- 1.Kb1?
- 1...Kxd6
- 2.Bg3#
- 1...exd6
- 2.Rf5#
- 1...exf6
- 2.Rd5#
- 1...Sd4
- 2.Bg3#
- 1...Sf4
- 2.Bc3#
- 2.Qa1#
- 1...Sc7
- 2.Bc3#
- 2.Bg3#
- 2.Qa1#
- 1...Sg7
- 2.Bc3#
- 2.Bg3#
- 2.Qa1#
- 1...Sd8
- 2.Bc3#
- 2.Bg3#
- 2.Qa1#
- 1...Sg6
- 2.Rdxe6#
- 2.Rfxe6#
- 1...Sd7
- 2.Rdxe6#
- 2.Rfxe6#
- 1...Sh7
- 2.Rdxe6#
- 2.Rfxe6#
- 1...Kxf6!
- 1...Kxd6
- 1.Ka2?
- 1...Kxd6
- 2.Bg3#
- 1...exd6
- 2.Rf5#
- 1...exf6
- 2.Rd5#
- 1...Sd4
- 2.Bg3#
- 1...Sf4
- 2.Bc3#
- 1...Sc7
- 2.Bc3#
- 2.Bg3#
- 1...Sg7
- 2.Bc3#
- 2.Bg3#
- 1...Sd8
- 2.Bc3#
- 2.Bg3#
- 1...Sg6
- 2.Rdxe6#
- 2.Rfxe6#
- 1...Sd7
- 2.Rdxe6#
- 2.Rfxe6#
- 1...Sh7
- 2.Rdxe6#
- 2.Rfxe6#
- 1...Kxf6!
- 1...Kxd6
- 1.Kb2?
- 1...Kxd6
- 2.Bg3#
- 1...exd6
- 2.Rf5#
- 1...exf6
- 2.Rd5#
- 1...Sd4
- 2.Bg3#
- 1...Sf4
- 2.Bc3#
- 1...Sc7
- 2.Bc3#
- 2.Bg3#
- 1...Sg7
- 2.Bc3#
- 2.Bg3#
- 1...Sd8
- 2.Bc3#
- 2.Bg3#
- 1...Sg6
- 2.Rdxe6#
- 2.Rfxe6#
- 1...Sd7
- 2.Rdxe6#
- 2.Rfxe6#
- 1...Sh7
- 2.Rdxe6#
- 2.Rfxe6#
- 1...Kxf6!
- 1...Kxd6
- 1.Qd1?
- threat
- 2.Rf5#
- 1...exf6
- 2.Rd5#
- 2.Qd5#
- 1...Sd4
- 2.Bg3#
- 1...Sg7
- 2.Bc3#
- 2.Bg3#
- 2.Qd5#
- 1...Kxf6!
- threat
- 1.Qb5?
- 1...Kxd6
- 2.Bg3#
- 1...exd6
- 2.Rf5#
- 1...exf6
- 2.Rd5#
- 1...Sf4
- 2.Bc3#
- 2.Qb2#
- 1...Sd4
- 2.Bg3#
- 2.Qxc5#
- 2.exd4#
- 1...Sc7
- 2.Bc3#
- 2.Bg3#
- 2.Qb2#
- 1...Sg7
- 2.Bc3#
- 2.Bg3#
- 2.Qb2#
- 2.Qxc5#
- 1...Sd8
- 2.Bc3#
- 2.Bg3#
- 2.Qb2#
- 2.Qxc5#
- 1...Sg6
- 2.Rdxe6#
- 2.Rfxe6#
- 1...Sd7
- 2.Rdxe6#
- 2.Rfxe6#
- 1...Sh7
- 2.Rdxe6#
- 2.Rfxe6#
- 1...Kxf6!
- 1...Kxd6
- 1.Qc6?
- threat
- 2.Rf5#
- 1...exf6
- 2.Rd5#
- 2.Qd5#
- 1...Sd4
- 2.Bg3#
- 2.Rd5#
- 2.Qd5#
- 2.Qxc5#
- 1...Sg7
- 2.Bc3#
- 2.Bg3#
- 2.Rd5#
- 2.Qd5#
- 2.Qxc5#
- 1...Kxf6!
- threat
- 1.Qd7?
- threat
- 2.Rf5#
- 1...Sxd7
- 2.Rdxe6#
- 2.Rfxe6#
- 1...exf6
- 2.Rd5#
- 1...Sd4
- 2.Bg3#
- 1...Sg7
- 2.Bc3#
- 2.Bg3#
- 1...Kxf6!
- threat
- 1.Qa6?
- threat
- 2.Rf5#
- 1...exf6
- 2.Rd5#
- 1...Sd4
- 2.Bg3#
- 2.Rd5#
- 1...Sg7
- 2.Bc3#
- 2.Bg3#
- 2.Rd5#
- 1...Kxf6!
- threat
- 1.Kb1?
- Keys
- 1.Qe8!
- 1...Kxd6
- 2.Bg3#
- 1...Kxf6
- 2.Bc3#
- 1...exd6
- 2.Bc3#
- 2.Rf5#
- 1...exf6
- 2.Bg3#
- 2.Rd5#
- 1...Sf4
- 2.Bc3#
- 1...Sd4
- 2.Bg3#
- 1...Sc7
- 2.Bc3#
- 2.Bg3#
- 1...Sg7
- 2.Bc3#
- 2.Bg3#
- 1...Sd8
- 2.Bc3#
- 2.Bg3#
- 1...Sg6
- 2.Rdxe6#
- 2.Rfxe6#
- 1...Sd7
- 2.Rdxe6#
- 2.Rfxe6#
- 1...Sh7
- 2.Rdxe6#
- 2.Rfxe6#
- 1...Kxd6
- 1.Qe8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 2
- Sets
- K(c);P_SPINS(e),S_FLIGHT,XR(G)::B(B)
- S(e);N_GUARD::B(B)
- P(f);SBLOCK,XR(G)::R1(H)
- P(f);SBLOCK,XR(H)::R1(G)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- K(c);P_SPINS(e),S_FLIGHT,XR(G)::B(B)
- P(f);SBLOCK,XR(G)::R1(H)
- P(f);SBLOCK,XR(H)::R1(G)
- S(e);N_GUARD::B(B)
- Refutation
- K(c);P_SPINS(e),S_FLIGHT,XR(H)
- Try
- K(A);P-FLIGHT
- Vars
- K(c);P_SPINS(e),S_FLIGHT,XR(G)::B(B)
- P(f);SBLOCK,XR(G)::R1(H)
- P(f);SBLOCK,XR(H)::R1(G)
- S(e);N_GUARD::B(B)
- Refutation
- K(c);P_SPINS(e),S_FLIGHT,XR(H)
- Try
- K(A);S_FLIGHT
- Vars
- K(c);P_SPINS(e),S_FLIGHT,XR(G)::B(B)
- P(f);SBLOCK,XR(G)::R1(H)
- P(f);SBLOCK,XR(H)::R1(G)
- S(e);N_GUARD::B(B)
- Refutation
- K(c);P_SPINS(e),S_FLIGHT,XR(H)
- Try
- Q(D);
- Threat
- R1(H)
- Vars
- S(e);N_GUARD::B(B)
- Refutation
- K(c);P_SPINS(e),S_FLIGHT,XR(H)
- Try
- Q(D);P_PINP(b)
- Vars
- K(c);N_SPINP(b),P_SPINS(e),S_FLIGHT,XR(G)::B(B)
- P(f);SBLOCK,XR(G)::R1(H)
- P(f);SBLOCK,XR(H)::R1(G)
- Refutation
- K(c);N_SPINP(b),P_SPINS(e),S_FLIGHT,XR(H)
- Try
- Q(D);
- Threat
- R1(H)
- Refutation
- K(c);P_SPINS(e),S_FLIGHT,XR(H)
- Try
- Q(D);
- Threat
- R1(H)
- Vars
- P(f);SBLOCK,XR(H)::R1(G)
- S(e);N_GUARD::B(B)
- Refutation
- K(c);P_SPINS(e),S_FLIGHT,XR(H)
- Try
- Q(D);
- Threat
- R1(H)
- Vars
- P(f);SBLOCK,XR(H)::R1(G)
- Refutation
- K(c);P_SPINS(e),S_FLIGHT,XR(H)
- Try
- Actual
- Q(D);
- Vars
- K(c);P_SPINS(e),S_FLIGHT,XR(G)::B(B)
- K(c);P_SPINS(e),S_FLIGHT,XR(H)::B(B)
- S(e);N_GUARD,P_SPINP(f)::B(B)
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).