MESON Chess Problem Database
Problem Display
PID: 189768 (1n6/2p4p/2P2Rbp/3N1P2/BPk3KR/r6p/n2Q4/4N3 w - - 0 1)
van Dijk, Johannes
Comm., Sydney Morning Herald, 1912
#2
10 + 9
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Rd3
- 2.Qxd3#
- 1...Re3
- 2.Sxe3#
- 1...Rf3
- 2.Kxf3#
- 1...Rg3+
- 2.Kxg3#
- 1...Rxa4
- 2.Qd3#
- 1...Bxf5+
- 2.Kxf5#
- 1...Bh5+
- 2.Kxh5#
- 1...Sc3
- 2.Qd3#
- 1...Sxc6
- 2.Rxc6#
- 1...h5+
- 2.Kg5#
- 1...Rd3
- Tries
- 1.Bb3+?
- 1...Kxb3
- 2.Qc2#
- 1...Kb5
- 2.Qe2#
- 2.Qd3#
- 1...Rxb3!
- 1...Kxb3
- 1.Bb5+?
- 1...Kb3
- 2.Qc2#
- 1...Kxb5!
- 1...Kb3
- 1.Re6?
- threat
- 2.Re4#
- 1...Rg3+
- 2.Kxg3#
- 1...Bxf5+
- 2.Kxf5#
- 1...Bh5+
- 2.Kxh5#
- 1...h5+
- 2.Kg5#
- 1...Rxa4
- 2.Qd3#
- 1...Sxc6
- 2.Rxc6#
- 1...Rd3
- 2.Qxd3#
- 1...Re3
- 2.Sxe3#
- 1...Sc3
- 2.Qd3#
- 1...Sxb4!
- threat
- 1.fxg6?
- threat
- 2.Kf5#
- 2.Kh5#
- 2.Rf4#
- 1...Rg3+
- 2.Kxg3#
- 1...h5+
- 2.Kf5#
- 2.Kg5#
- 2.Kxh5#
- 1...Rxa4
- 2.Qd3#
- 1...Sxc6
- 2.Rxc6#
- 1...hxg6
- 2.Rf4#
- 1...Rd3
- 2.Qxd3#
- 1...Re3
- 2.Sxe3#
- 1...Rf3
- 2.Kxf3#
- 1...Sc3
- 2.Qd3#
- 1...Sxb4!
- threat
- 1.Bb3+?
- Keys
- 1.Rd6!
- threat
- 2.Qf4#
- 1...Rg3+
- 2.Kxg3#
- 1...Bxf5+
- 2.Kxf5#
- 1...Bh5+
- 2.Kxh5#
- 1...h5+
- 2.Kg5#
- 1...Rxa4
- 2.Qd3#
- 1...Sxb4
- 2.Qxb4#
- 1...Sxc6
- 2.Rxc6#
- 1...cxd6
- 2.Sb6#
- 1...Rd3
- 2.Qxd3#
- 1...Re3
- 2.Sxe3#
- 1...Rf3
- 2.Kxf3#
- 1...Sc3
- 2.Qd3#
- threat
- 1.Rd6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- R(b);N_GUARD::QAB1(B),XR(b)
- R(b);N_GUARD::S(G),XR(b)
- R(b);::R(F)+K(E),XR(b)
- R(b);CHECK::R(F)+K(E),XR(b)
- R(b);N_GUARD,XB(C)::QAB1(B)
- B(e);CHECK,XP(H)::R(F)+K(E),XB(e)
- B(e);CHECK::R(F)+K(E),XB(e)
- S(a);S_CUTR(b)::QAB1(B)
- S(i);OGATE,XP(I)::R(J),XS(i)
- P(f);CHECK::R(F)+K(E)
- Tries
- Try
- B(C);CHECK
- Vars
- K(d);S_FLIGHT,XB(C)::QAB1(B)
- Refutation
- R(b);XB(C)
- Try
- B(C);CHECK
- Vars
- K(d);S_FLIGHT::QAB1(B)
- Refutation
- K(d);S_FLIGHT,XB(C)
- Try
- R(J);
- Threat
- R(J)
- Vars
- R(b);CHECK::R(F)+K(E),XR(b)
- B(e);CHECK,XP(H)::R(F)+K(E),XB(e)
- B(e);CHECK::R(F)+K(E),XB(e)
- P(f);CHECK::R(F)+K(E)
- R(b);N_GUARD,XB(C)::QAB1(B)
- S(i);OGATE,XP(I)::R(J),XS(i)
- R(b);N_GUARD::QAB1(B),XR(b)
- R(b);N_GUARD::S(G),XR(b)
- S(a);S_CUTR(b)::QAB1(B)
- Refutation
- S(a);XP(D)
- Try
- P(H);XB(e)
- Threat
- DUALS(3)
- Vars
- R(b);CHECK::R(F)+K(E),XR(b)
- R(b);N_GUARD,XB(C)::QAB1(B)
- S(i);OGATE,XP(I)::R(J),XS(i)
- P(h);XP(H)::R(J)
- R(b);N_GUARD::QAB1(B),XR(b)
- R(b);N_GUARD::S(G),XR(b)
- R(b);::R(F)+K(E),XR(b)
- S(a);S_CUTR(b)::QAB1(B)
- Refutation
- S(a);XP(D)
- Try
- Actual
- R(J);
- Threat
- QAR(B)
- Vars
- R(b);CHECK::R(F)+K(E),XR(b)
- B(e);CHECK,XP(H)::R(F)+K(E),XB(e)
- B(e);CHECK::R(F)+K(E),XB(e)
- P(f);CHECK::R(F)+K(E)
- R(b);N_GUARD,XB(C)::QAB1(B)
- S(a);OGATE,XP(D)::QAR1(B),XS(a)
- S(i);OGATE,XP(I)::R(J),XS(i)
- P(g);N_GUARD,XR(J)::S(G)
- R(b);N_GUARD::QAB1(B),XR(b)
- R(b);N_GUARD::S(G),XR(b)
- R(b);::R(F)+K(E),XR(b)
- S(a);S_CUTR(b)::QAB1(B)
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).