MESON Chess Problem Database
Problem Display
PID: 203007 (1B2r3/pQP5/7R/qNPnkP2/6PK/3P2P1/p3N3/b3rR2 w - - 0 1)
Phillips, W
Western Daily Mercury, 1920
(First published on Fri May 28 1920)
#2
13 + 8
| 15239 | Valois Notebooks | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Re6
- 2.Rxe6#
- 1...Rxb8
- 2.Re6#
- 1...Rc8
- 2.Re6#
- 1...Rd8
- 2.Re6#
- 1...Rf8
- 2.Re6#
- 1...Rg8
- 2.Re6#
- 1...Sc3
- 2.d4#
- 1...Se3
- 2.Qe4#
- 1...Sb4
- 2.Qe4#
- 1...Sf4
- 2.Qe4#
- 2.gxf4#
- 1...Sb6
- 2.Qe4#
- 2.c8Q#
- 2.c8S#
- 2.c8B#
- 2.c8R#
- 1...Sxc7
- 2.Qe4#
- 1...Se7
- 2.Re6#
- 2.Qe4#
- 1...Re6
- Tries
- 1.Sed4?
- threat
- 2.Sf3#
- 2.Sc6#
- 1...Qxb5
- 2.Sf3#
- 1...Rxf1
- 2.Sc6#
- 1...Sxc7
- 2.Sf3#
- 1...Qb6
- 2.Sf3#
- 1...Qa6
- 2.Sf3#
- 1...Re3
- 2.Sc6#
- 1...Re6
- 2.Sf3#
- 2.Rxe6#
- 1...Sc3
- 2.Sf3#
- 1...Se3
- 2.Sf3#
- 2.Qe4#
- 1...Sb4
- 2.Sf3#
- 2.Rxe1#
- 1...Sf4
- 2.Sf3#
- 2.gxf4#
- 1...Sb6
- 2.Sf3#
- 2.c8Q#
- 2.c8S#
- 2.c8B#
- 2.c8R#
- 1...Sf6
- 2.Sf3#
- 1...Se7
- 2.Sf3#
- 2.Re6#
- 1...Bxd4!
- threat
- 1.Sbd4?
- threat
- 2.Sf3#
- 2.Sc6#
- 1...Qxc5
- 2.Sf3#
- 1...Rxf1
- 2.Sc6#
- 1...Sxc7
- 2.Sf3#
- 2.Qe4#
- 1...Qb6
- 2.Sf3#
- 1...Qa4
- 2.Sf3#
- 1...Qb5
- 2.Sf3#
- 1...Qa6
- 2.Sf3#
- 1...Re6
- 2.Sf3#
- 2.Rxe6#
- 1...Sc3
- 2.Sf3#
- 1...Se3
- 2.Sf3#
- 2.Qe4#
- 1...Sb4
- 2.Sf3#
- 2.Qe4#
- 1...Sf4
- 2.Sf3#
- 2.Qe4#
- 2.gxf4#
- 1...Sb6
- 2.Sf3#
- 2.Qe4#
- 2.c8Q#
- 2.c8S#
- 2.c8B#
- 2.c8R#
- 1...Sf6
- 2.Sf3#
- 1...Se7
- 2.Sf3#
- 2.Re6#
- 2.Qe4#
- 1...Bxd4!
- threat
- 1.Sd6?
- threat
- 2.Sc4#
- 2.Sf7#
- 1...Qxc5
- 2.Sf7#
- 1...Qc3
- 2.Sf7#
- 1...Qb4
- 2.Sf7#
- 1...Qa4
- 2.Sf7#
- 1...Qb5
- 2.Sf7#
- 1...Qa6
- 2.Sf7#
- 1...Rc1
- 2.Sf7#
- 1...Re7
- 2.Sc4#
- 1...Rf8
- 2.Sc4#
- 2.Re6#
- 1...Se3
- 2.Sf7#
- 2.Qe4#
- 1...Sb6
- 2.Sf7#
- 2.Qe4#
- 1...Rxe2!
- threat
- 1.c8Q+?
- 1...Sc7
- 2.Qe4#
- 2.Qxe8#
- 1...Qc7!
- 1...Sc7
- 1.c8S+?
- 1...Sc7
- 2.Qe4#
- 1...Qc7!
- 1...Sc7
- 1.c8B+?
- 1...Sc7
- 2.Qe4#
- 1...Qc7!
- 1...Sc7
- 1.c8R+?
- 1...Sc7
- 2.Rxe8#
- 2.Qe4#
- 1...Qc7!
- 1...Sc7
- 1.Sed4?
- Keys
- 1.Sf4!
- threat
- 2.Qxd5#
- 1...Sxf4
- 2.gxf4#
- 1...Sxc7
- 2.Qd5#
- 1...Rd8
- 2.Re6#
- 1...Sc3
- 2.d4#
- 1...Se3
- 2.Qe4#
- 1...Sb4
- 2.Rxe1#
- 1...Sb6
- 2.c8Q#
- 2.c8S#
- 2.c8B#
- 2.c8R#
- 1...Sf6
- 2.Sg6#
- 1...Se7
- 2.Re6#
- threat
- 1.Sf4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 3
- REMOVED MATES = 5
- Sets
- R(h);N_GUARD::R1(J),XR(h)
- R(h);N_GUARD,XB(M)::R1(J)
- R(h);N_GUARD::R1(J)
- S(e);S_CUTB(a)::P(C)
- S(e);OGATE::QAR1(K)
- S(e);OGATE,P_SPINS(e),XP(L)::QAR1(K)
- Tries
- Try
- S(B);
- Threat
- DUALS(2)
- Vars
- Q(d);XS(G)::S(B)
- R(b);XR(A)::S(B)
- S(e);P_SPINS(e),XP(L)::S(B)
- Q(d);::S(B)
- R(b);::S(B)
- S(e);::S(B)
- Refutation
- B(a);XS(B)
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- Q(d);XP(H)::S(G)
- R(b);XR(A)::S(G)
- Q(d);::S(G)
- S(e);::S(G)
- Refutation
- B(a);XS(G)
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- Q(d);XP(H)::S(G)
- Q(d);::S(G)
- Q(d);P_PINP(E)::S(G)
- R(b);::S(G)
- R(h);::S(G)
- Refutation
- R(b);XS(B)
- Try
- P(L);CHECK
- Refutation
- Q(d);P_SPINQ(d)
- Try
- P(L);CHECK
- Vars
- S(e);OGATE,P_SPINS(e)::QAR1(K)
- Refutation
- Q(d);P_SPINQ(d)
- Try
- P(L);CHECK
- Vars
- S(e);OGATE,P_SPINS(e)::QAR1(K)
- Refutation
- Q(d);P_SPINQ(d)
- Try
- P(L);CHECK
- Refutation
- Q(d);P_SPINQ(d)
- Try
- Actual
- S(B);
- Threat
- QAR1(K),XS(e)
- Vars
- S(e);OGATE,XS(B)::P(D),XS(e)
- S(e);P_SPINS(e),XP(L)::QAR1(K)
- R(h);N_GUARD::R1(J)
- S(e);S_CUTB(a)::P(C)
- S(e);OGATE::QAR1(K)
- S(e);N_GUARD,S_CUTQ(d)::R(A),XR(b)
- S(e);SBLOCK::S(B)
- S(e);S_CUTR(h)::R1(J)
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).