MESON Chess Problem Database
Problem Display
PID: 205140 (3N1B2/6Q1/2PrP2K/2ppb2p/1p1k2pp/1P1p1B1R/1nRP4/2N5 w - - 0 1)
Nield, Joshua
Western Morning News, 1921
(First published on Sat Feb 12 1921)
#2
12 + 11
| 15239 | Valois Notebooks | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Rxc6
- 2.Sxc6#
- 1...Rxe6+
- 2.Sxe6#
- 1...Rd7
- 2.Bxc5#
- 1...Rxd8
- 2.Bxc5#
- 1...Bf6
- 2.Qxf6#
- 1...Bxg7+
- 2.Bxg7#
- 1...gxf3
- 2.Rxh4#
- 1...gxh3
- 2.Qg1#
- 1...g3
- 2.Rxh4#
- 1...c4
- 2.Qa7#
- 1...Rxc6
- Tries
- 1.Bg2?
- 1...Rxe6+
- 2.Sxe6#
- 1...Bxg7+
- 2.Bxg7#
- 1...Rxc6
- 2.Sxc6#
- 1...Rxd8
- 2.Bxc5#
- 1...dxc2
- 2.Se2#
- 1...Bf6
- 2.Qxf6#
- 1...c4
- 2.Qa7#
- 1...Sd1
- 2.Rxd3#
- 1...Rd7
- 2.Bxc5#
- 1...Sa4
- 2.Rxd3#
- 1...Sc4
- 2.Rxd3#
- 1...g3
- 2.Rxh4#
- 1...gxh3!
- 1...Rxe6+
- 1.Rc3?
- 1...Rxe6+
- 2.Sxe6#
- 1...Bxg7+
- 2.Bxg7#
- 1...Rxc6
- 2.Sxc6#
- 1...Rxd8
- 2.Bxc5#
- 1...gxf3
- 2.Rxh4#
- 1...gxh3
- 2.Qg1#
- 1...Bf6
- 2.Qxf6#
- 1...c4
- 2.Qa7#
- 1...Sd1
- 2.Rxd3#
- 1...Rd7
- 2.Bxc5#
- 1...Sa4
- 2.Rxd3#
- 1...Sc4
- 2.Rxd3#
- 1...g3
- 2.Rxh4#
- 1...bxc3!
- 1...Rxe6+
- 1.Qxg4+?
- 1...Bf4+
- 2.Qxf4#
- 1...hxg4!
- 1...Bf4+
- 1.Bg2?
- Keys
- 1.Bh1!
- 1...Rxe6+
- 2.Sxe6#
- 1...Bxg7+
- 2.Bxg7#
- 1...Rxc6
- 2.Sxc6#
- 1...Rxd8
- 2.Bxc5#
- 1...dxc2
- 2.Se2#
- 1...gxh3
- 2.Qg1#
- 1...Bf6
- 2.Qxf6#
- 1...c4
- 2.Qa7#
- 1...Sd1
- 2.Rxd3#
- 1...Rd7
- 2.Bxc5#
- 1...Sa4
- 2.Rxd3#
- 1...Sc4
- 2.Rxd3#
- 1...g3
- 2.Rxh4#
- 1...Rxe6+
- 1.Bh1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 1
- Sets
- R(k);XP(G)::S(K),XR(k)
- R(k);CHECK,XP(H)::S(K),XR(k)
- R(k);N_PINP(H),OGATE::B(L),XP(g)
- R(k);N_PINP(H),OGATE,XS(K)::B(L),XP(g)
- B(i);N_PINP(H),OGATEB::QAB(J),XB(i)
- B(i);CHECK,N_SPINB(i),OGATE,XQ(J)::B(L),XB(i)
- P(e);OGATEB,XB(E)::R(F),XP(f)
- P(e);OGATE,XR(F)::QAB(J)
- P(e);OGATEB::R(F),XP(f)
- P(g);OGATEB::QAB(J)
- Tries
- Try
- B(E);
- Vars
- R(k);CHECK,XP(H)::S(K),XR(k)
- B(i);CHECK,N_SPINB(i),OGATE,XQ(J)::B(L),XB(i)
- R(k);XP(G)::S(K),XR(k)
- R(k);N_PINP(H),OGATE,XS(K)::B(L),XP(g)
- P(b);N_GUARD,XR(B)::S(A)
- B(i);N_PINP(H),OGATEB::QAB(J),XB(i)
- P(g);OGATEB::QAB(J)
- S(a);N_GUARD::R1(F),XP(b)
- R(k);N_PINP(H),OGATE::B(L),XP(g)
- P(e);OGATEB::R(F),XP(f)
- Refutation
- P(e);XR(F)
- Try
- R(B);
- Vars
- R(k);CHECK,XP(H)::S(K),XR(k)
- B(i);CHECK,N_SPINB(i),OGATE,XQ(J)::B(L),XB(i)
- R(k);XP(G)::S(K),XR(k)
- R(k);N_PINP(H),OGATE,XS(K)::B(L),XP(g)
- P(e);OGATEB,XB(E)::R(F),XP(f)
- P(e);OGATE,XR(F)::QAB(J)
- B(i);N_PINP(H),OGATEB::QAB(J),XB(i)
- P(g);OGATEB::QAB(J)
- S(a);N_GUARD::R1(B),XP(b)
- R(k);N_PINP(H),OGATE::B(L),XP(g)
- P(e);OGATEB::R(F),XP(f)
- Refutation
- P(c);XR(B)
- Try
- Q(J);CHECK,N_PINB(i),XP(e)
- Vars
- B(i);CHECK,N_GUARD,P_SPINB(i)::QAR2(J),XB(i)
- Refutation
- P(j);XQ(J)
- Try
- Actual
- B(E);
- Vars
- R(k);CHECK,XP(H)::S(K),XR(k)
- B(i);CHECK,N_SPINB(i),OGATE,XQ(J)::B(L),XB(i)
- R(k);XP(G)::S(K),XR(k)
- R(k);N_PINP(H),OGATE,XS(K)::B(L),XP(g)
- P(b);N_GUARD,XR(B)::S(A)
- P(e);OGATE,XR(F)::QAB(J)
- B(i);N_PINP(H),OGATEB::QAB(J),XB(i)
- P(g);OGATEB::QAB(J)
- S(a);N_GUARD::R1(F),XP(b)
- R(k);N_PINP(H),OGATE::B(L),XP(g)
- P(e);OGATEB::R(F),XP(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).