MESON Chess Problem Database
Problem Display
PID: 189578 (B3RB2/p2P2K1/Pb2P2p/r3kppP/bN6/2P1p3/4N3/4n2Q w - - 0 1)
Devine, DC
1st Prize, 03. Irish International Ty., 1911
#2
12 + 10
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Rb5
- 2.Sc6#
- 1...Rd5
- 2.Qxd5#
- 1...Rxa6
- 2.Qd5#
- 1...Bd1
- 2.Sc6#
- 1...Bc2
- 2.Sc6#
- 1...Bb3
- 2.Sc6#
- 1...Bb5
- 2.Qd5#
- 1...Bc6
- 2.Sxc6#
- 1...Bxd7
- 2.exd7#
- 1...Bd4
- 2.cxd4#
- 1...Bc5
- 2.Qd5#
- 1...Sc2
- 2.Sd3#
- 1...Sg2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sf3
- 2.Sd3#
- 1...f4
- 2.Qe4#
- 1...Rb5
- Tries
- 1.Bc5?
- threat
- 2.Qd5#
- 1...Bb3
- 2.Sc6#
- 1...Bc6
- 2.Sxc6#
- 1...Sg2
- 2.Sd3#
- 1...Sf3
- 2.Sd3#
- 1...Rxc5!
- threat
- 1.Qc6?
- threat
- 2.Bd6#
- 2.Qd6#
- 1...Rd5
- 2.Qxd5#
- 1...f4
- 2.Qe4#
- 1...Bc5
- 2.Qd5#
- 1...Bc7
- 2.Qxc7#
- 1...Bxc6!
- threat
- 1.d8Q?
- threat
- 2.Bd6#
- 2.Qf6#
- 2.Qd6#
- 1...Bxe8
- 2.Qf6#
- 2.Qd6#
- 1...f4
- 2.Qe4#
- 2.Qf6#
- 1...Rd5
- 2.Qhxd5#
- 2.Qf6#
- 2.Qdxd5#
- 1...Bd7
- 2.Qf6#
- 2.exd7#
- 1...Bc5
- 2.Qhd5#
- 2.Qf6#
- 2.Qdd5#
- 1...Bc7
- 2.Qf6#
- 2.Qxc7#
- 2.Qd4#
- 1...Bxd8!
- threat
- 1.Bc5?
- Keys
- 1.Qf3!
- 1...Rxa6
- 2.Qd5#
- 1...Bxd7
- 2.exd7#
- 1...Sxf3
- 2.Sd3#
- 1...f4
- 2.Qe4#
- 1...Rc5
- 2.Qxe3#
- 1...Rb5
- 2.Sc6#
- 1...Rd5
- 2.Qxd5#
- 1...Bd1
- 2.Sc6#
- 1...Bc2
- 2.Sc6#
- 1...Bb3
- 2.Sc6#
- 1...Bb5
- 2.Qd5#
- 1...Bc6
- 2.Sxc6#
- 1...Bd4
- 2.cxd4#
- 1...Bc5
- 2.Qd5#
- 1...Bc7
- 2.Qxe3#
- 1...Bd8
- 2.Qxe3#
- 1...Sc2
- 2.Sd3#
- 1...Sg2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...g4
- 2.Qf4#
- 1...Rxa6
- 1.Qf3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- R(d);S_CUTB(c)::S(D)
- R(d);N_GUARD::QAR1(A),XR(d)
- R(d);N_GUARD,XP(F)::QAR1(A)
- B(c);N_GUARD::S(D)
- B(c);S_CUTR(d)::QAR1(A)
- B(c);N_GUARD::S(D),XB(c)
- B(c);OGATE,XP(H)::R(K)+P(G),XB(c)
- B(h);OGATE::P(C),XB(h)
- B(h);S_CUTR(d)::QAR1(A)
- S(a);N_GUARD::S(D)
- S(a);N_GUARD::S(D),XS(a)
- P(f);N_GUARD::QAR1(A)
- Tries
- Try
- B(L);
- Threat
- QAR1(A)
- Vars
- B(c);N_GUARD::S(D)
- B(c);N_GUARD::S(D),XB(c)
- S(a);N_GUARD::S(D)
- Refutation
- R(d);XB(L)
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- R(d);N_GUARD::QAR1(A),XR(d)
- P(f);N_GUARD::QAR1(A)
- B(h);S_CUTR(d)::QAR1(A)
- B(h);N_GUARD::QAB(A),XB(h)
- Refutation
- B(c);XQ(A)
- Try
- P(H);
- Threat
- DUALS(3)
- Refutation
- B(h);XQ(H)
- Try
- Actual
- Q(A);
- Vars
- R(d);N_GUARD,XP(F)::QAR1(A)
- B(c);OGATE,XP(H)::R(K)+P(G),XB(c)
- S(a);N_GUARD,XQ(A)::S(D)
- P(f);N_GUARD::QAR1(A)
- R(d);S_CUTB(h)::QAR2(A),XP(b)
- R(d);S_CUTB(c)::S(D)
- R(d);N_GUARD::QAR1(A),XR(d)
- B(c);N_GUARD::S(D)
- B(c);S_CUTR(d)::QAR1(A)
- B(c);N_GUARD::S(D),XB(c)
- B(h);OGATE::P(C),XB(h)
- B(h);S_CUTR(d)::QAR1(A)
- B(h);N_GUARD::QAR2(A),XP(b)
- S(a);N_GUARD::S(D)
- S(a);N_GUARD::S(D),XS(a)
- P(g);N_GUARD::QAB1(A)
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).