MESON Chess Problem Database
Problem Display
PID: 189573 (8/3pn3/pQ2bp2/5k1B/5P2/1p4p1/3NN1P1/5n1K w - - 0 1)
Dunka, Gyorgy Jusztin
Pesti Naplo, 1911
#2
7 + 9
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Tries
- 1.Qf2?
- threat
- 2.Sd4#
- 1...Sxd2
- 2.Sxg3#
- 1...gxf2
- 2.g4#
- 1...Sc6!
- threat
- 1.Qe3?
- threat
- 2.Sd4#
- 2.Qd3#
- 2.Qe4#
- 1...Sxd2
- 2.Sxg3#
- 2.Sd4#
- 1...Bc4
- 2.Sd4#
- 2.Qe4#
- 1...Bd5
- 2.Sd4#
- 1...Bf7
- 2.Sd4#
- 2.Qe4#
- 1...Bg8
- 2.Sd4#
- 2.Qe4#
- 1...Sc6
- 2.Qd3#
- 2.Qe4#
- 1...d5
- 2.Sd4#
- 2.Qd3#
- 1...Sxe3!
- threat
- 1.Qd4?
- threat
- 2.Qd3#
- 2.Qe4#
- 1...Sxd2
- 2.Sxg3#
- 1...Bc4
- 2.Qe4#
- 1...Bf7
- 2.Qe4#
- 1...Bg8
- 2.Qe4#
- 1...d5
- 2.Qd3#
- 1...Bd5!
- threat
- 1.Qf2?
- Keys
- 1.Qd6!
- threat
- 2.Sd4#
- 2.Qd3#
- 1...Sxd2
- 2.Sxg3#
- 1...Bc4
- 2.Sd4#
- 1...Bd5
- 2.Sd4#
- 1...Bf7
- 2.Sd4#
- 1...Bg8
- 2.Sd4#
- 1...Sd5
- 2.Sd4#
- 1...Sc6
- 2.Qd3#
- threat
- 1.Qd6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 7
- REMOVED MATES = 0
- Sets
- Tries
- Try
- Q(G);
- Threat
- S(C)
- Vars
- S(a);N_GUARD,XS(B)::S(C),XP(c)
- P(c);OGATE,XQ(G)::P(D)
- Refutation
- S(i);
- Try
- Q(G);
- Threat
- DUALS(3)
- Vars
- B(f);P_PINP(D)::S(C)
- Refutation
- S(a);XQ(G)
- Try
- Q(G);
- Threat
- DUALS(2)
- Vars
- S(a);N_GUARD,XS(B)::S(C),XP(c)
- B(f);::QAB1(G)
- P(h);::QAB(G)
- Refutation
- B(f);P_PINP(D)
- Try
- Actual
- Q(G);
- Threat
- DUALS(2)
- Vars
- S(a);N_GUARD,XS(B)::S(C),XP(c)
- B(f);::S(C)
- B(f);P_PINP(D)::S(C)
- S(i);::S(C)
- S(i);::QAB(G)
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).