MESON Chess Problem Database
Problem Display
PID: 2315 (Q1n5/1rR5/1p1NK1p1/r1b2PP1/2BkbR2/BPp1p2p/6qP/4N1n1 w - - 0 1)
Finlinson, Joseph Henry Scott
Source?, 0000
#2
12 + 13
| 1693 | English Chess Problems | 1876 |
SOLUTION
- SOUND
- Sets
- 1...Qf1
- 2.Sc2#
- 2.Rxe4#
- 1...Qh1
- 2.Sc2#
- 1...Qf3
- 2.Sc2#
- 1...Qa2
- 2.Rxe4#
- 1...Qb2
- 2.Rxe4#
- 1...Qc2
- 2.Sxc2#
- 1...Qd2
- 2.Rxe4#
- 1...Qe2
- 2.Rxe4#
- 1...Qf2
- 2.Rxe4#
- 1...Qxh2
- 2.Rxe4#
- 1...Qg3
- 2.Sc2#
- 2.Rxe4#
- 1...Qg4
- 2.Sc2#
- 1...Qxg5
- 2.Sc2#
- 2.Rxe4#
- 1...Rxa3
- 2.Sb5#
- 1...Ra4
- 2.Sb5#
- 1...Rb5
- 2.Sxb5#
- 1...Ra6
- 2.Sb5#
- 1...Raa7
- 2.Sb5#
- 1...Rxa8
- 2.Sb5#
- 1...Rba7
- 2.Qd5#
- 1...Rxc7
- 2.Qd5#
- 1...Rb8
- 2.Qd5#
- 1...Se2
- 2.Sc2#
- 1...Sf3
- 2.Rxe4#
- 1...Sxd6
- 2.Qh8#
- 1...Sa7
- 2.Qh8#
- 1...Se7
- 2.Qh8#
- 1...c2
- 2.Bb2#
- 1...e2
- 2.Sc2#
- 1...b5
- 2.Bxc5#
- 1...gxf5
- 2.Sxf5#
- 1...Qf1
- Tries
- 1.Sxg2?
- threat
- 2.Rxe4#
- 1...Sxd6
- 2.Qh8#
- 1...gxf5
- 2.Sxf5#
- 1...c2
- 2.Bb2#
- 1...Bxd6!
- threat
- 1.Sf3+?
- 1...Sxf3
- 2.Rxe4#
- 1...Qxf3!
- 1...Sxf3
- 1.Be2?
- threat
- 2.Sc2#
- 1...Qxe2
- 2.Rxe4#
- 1...c2
- 2.Bb2#
- 1...Sxe2!
- threat
- 1.Sxg2?
- Keys
- 1.Ba6!
- 1...Qxh2
- 2.Rxe4#
- 1...Qxg5
- 2.Sc2#
- 2.Rxe4#
- 1...Rxa3
- 2.Sb5#
- 1...Rxa6
- 2.Sb5#
- 1...Rxc7
- 2.Qd5#
- 1...Bxa3
- 2.Rc4#
- 1...Bxd6
- 2.Rc4#
- 1...Sxd6
- 2.Qh8#
- 1...gxf5
- 2.Sxf5#
- 1...c2
- 2.Bb2#
- 1...e2
- 2.Sc2#
- 1...Qf1
- 2.Sc2#
- 2.Rxe4#
- 1...Qh1
- 2.Sc2#
- 1...Qf3
- 2.Sc2#
- 1...Qa2
- 2.Rxe4#
- 1...Qb2
- 2.Rxe4#
- 1...Qc2
- 2.Sxc2#
- 1...Qd2
- 2.Rxe4#
- 1...Qe2
- 2.Rxe4#
- 1...Qf2
- 2.Rxe4#
- 1...Qg3
- 2.Sc2#
- 2.Rxe4#
- 1...Qg4
- 2.Sc2#
- 1...Ra4
- 2.Sb5#
- 1...Rb5
- 2.Sxb5#
- 1...Ra7
- 2.Qd5#
- 1...Rb8
- 2.Qd5#
- 1...Bb4
- 2.Rc4#
- 1...Se2
- 2.Sc2#
- 1...Sf3
- 2.Rxe4#
- 1...Sa7
- 2.Qh8#
- 1...Se7
- 2.Qh8#
- 1...b5
- 2.Bxc5#
- 1...Qxh2
- 1.Ba6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 2
- Sets
- Q(b);N_GUARD::S(A)
- Q(b);N_GUARD::R1(F),XB(g)
- Q(b);N_GUARD::S(A),XQ(b)
- Q(b);N_GUARD,XP(B)::R1(F),XB(g)
- Q(b);N_GUARD,P_PINP(G)::S(A)
- R(h);N_GUARD,XB(C)::S(I)
- R(h);N_GUARD::S(I)
- R(h);N_GUARD::S(I),XR(h)
- R(h);N_GUARD,XQ(L)::S(I)
- R(l);OGATE::QAR1(L)
- R(l);OGATE,XR(K)::QAR1(L)
- S(a);S_CUTQ(b)::S(A)
- S(a);S_CUTQ(b)::R1(F),XB(g)
- S(m);OGATE,XS(I)::QAB(L)
- S(m);OGATE::QAB(L)
- P(c);OGATEB::B(C)
- P(d);S_CUTQ(b)::S(A)
- P(j);N_GUARD,S_CUTR(h)::B(C),XB(i)
- P(k);XP(G)::S(I),XP(k)
- Tries
- Try
- S(A);XQ(b)
- Threat
- R1(F),XB(g)
- Vars
- S(m);OGATE,XS(I)::QAB(L)
- P(k);XP(G)::S(I),XP(k)
- P(c);OGATEB::B(C)
- Refutation
- B(i);XS(I)
- Try
- S(A);CHECK
- Vars
- S(a);XS(A)::R1(F),XB(g)
- Refutation
- Q(b);XS(A)
- Try
- B(E);
- Threat
- S(A)
- Vars
- Q(b);N_GUARD,XB(E)::R1(F),XB(g)
- P(c);OGATEB::B(C)
- Refutation
- S(a);XB(E)
- Try
- Actual
- B(E);
- Vars
- Q(b);N_GUARD,XP(B)::R1(F),XB(g)
- R(h);N_GUARD,XB(C)::S(I)
- R(h);N_GUARD,XB(E)::S(I)
- R(l);OGATE,XR(K)::QAR1(L)
- B(i);OGATE,XB(C)::R1(K)
- B(i);OGATE,XS(I)::R1(K)
- S(m);OGATE,XS(I)::QAB(L)
- P(k);XP(G)::S(I),XP(k)
- P(c);OGATEB::B(C)
- P(d);S_CUTQ(b)::S(A)
- Q(b);N_GUARD::S(A)
- Q(b);N_GUARD,P_PINP(D)::R1(F),XB(g)
- Q(b);N_GUARD::R1(F),XB(g)
- Q(b);N_GUARD::S(A),XQ(b)
- Q(b);N_GUARD,P_PINP(G)::S(A)
- R(h);N_GUARD::S(I)
- R(h);N_GUARD::S(I),XR(h)
- R(l);OGATE::QAR1(L)
- B(i);OGATE::R1(K)
- S(a);S_CUTQ(b)::S(A)
- S(a);S_CUTQ(b)::R1(F),XB(g)
- S(m);OGATE::QAB(L)
- P(j);N_GUARD,S_CUTR(h)::B(C),XB(i)
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).