MESON Chess Problem Database
Problem Display
PID: 64421 (4R1b1/BrN5/p3pp2/Kp2r2Q/1N2kPP1/2R1Pp2/2Pb4/8 w - - 0 1)
Millins, James Lever
Chess, 1947
#2
11 + 10
SOLUTION
- SOUND
- Sets
- 1...Rd5
- 2.Qxd5#
- 1...Rf5
- 2.Qxf5#
- 1...f2
- 2.Qh1#
- 1...Rd5
- Tries
- 1.Scd5?
- threat
- 2.Sxf6#
- 1...Rxd5
- 2.Qxd5#
- 1...Bxe3
- 2.Rxe3#
- 1...exd5
- 2.Qf5#
- 1...f2
- 2.Qh1#
- 1...Rf5
- 2.Qxf5#
- 1...f5
- 2.Sf6#
- 1...Rf7!
- threat
- 1.Qg6+?
- 1...Rf5
- 2.Qxf5#
- 1...f5!
- 1...Rf5
- 1.Scd5?
- Keys
- 1.Sbd5!
- threat
- 2.Sxf6#
- 1...Bxc3+
- 2.Sxc3#
- 1...Rxd5
- 2.Qxd5#
- 1...Bxe3
- 2.Rxe3#
- 1...exd5
- 2.Qf5#
- 1...f2
- 2.Qh1#
- 1...Rf5
- 2.Qxf5#
- 1...b4
- 2.Rc4#
- 1...f5
- 2.Sf6#
- threat
- 1.Sbd5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 0
- Sets
- R(e);OGATE,P_SPINP(g)::QAB1(H),XR(e)
- R(e);N_GUARD,P_SPINP(g)::QAB1(H),XR(e)
- P(b);OGATEB::QAB(H)
- Tries
- Try
- S(J);
- Threat
- S(J),XP(h)
- Vars
- R(e);OGATE,P_SPINP(g),XS(J)::QAB1(H),XR(e)
- B(a);OGATE,XP(C)::R1(B),XB(a)
- P(g);N_GUARD,P_SPINR(e),XS(J)::QAB1(H)
- P(b);OGATEB::QAB(H)
- R(e);N_GUARD,P_SPINP(g)::QAB1(H),XR(e)
- P(h);::S(J)
- Refutation
- R(i);
- Try
- Q(H);CHECK
- Vars
- R(e);N_GUARD,P_SPINP(g),P_SPINR(e)::QAB1(H),XR(e)
- Refutation
- P(h);P_SPINP(h)
- Try
- Actual
- S(D);P_SPINR(B)
- Threat
- S(D),XP(h)
- Vars
- B(a);CHECK,XR(B)::S(D),XB(a)
- R(e);OGATE,P_SPINP(g),XS(D)::QAB1(H),XR(e)
- B(a);N_PINR(B),XP(C)::R1(B),XB(a)
- P(g);N_GUARD,P_SPINR(e),XS(D)::QAB1(H)
- P(b);OGATEB::QAB(H)
- R(e);N_GUARD,P_SPINP(g)::QAB1(H),XR(e)
- P(d);N_PINR(B),P_PINS(D)::R(B)
- P(h);::S(D)
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).