MESON Chess Problem Database
Problem Display
PID: 187773 (2bN1K2/3k1N1Q/1P5p/4p3/5p2/1p5q/6P1/6r1 w - - 0 1)
Gold, Samuel
Pesti Naplo, 1909
#2
6 + 8
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Qxg2
- 2.Qf5#
- 1...Qg4
- 2.Qd3#
- 1...Qf5
- 2.Qxf5#
- 1...Qh1
- 2.Qd3#
- 2.Qf5#
- 1...Qh2
- 2.Qd3#
- 2.Qf5#
- 1...Qc3
- 2.Qf5#
- 1...Qd3
- 2.Qxd3#
- 1...Qe3
- 2.Qf5#
- 1...Qf3
- 2.Qf5#
- 1...Qg3
- 2.Qf5#
- 1...Qh4
- 2.Qd3#
- 2.Qf5#
- 1...Qh5
- 2.Qd3#
- 1...f3
- 2.Qd3#
- 1...Qxg2
- Tries
- 1.Sxe5+?
- 1...Kxd8
- 2.Sc6#
- 2.Qc7#
- 2.Qe7#
- 1...Kd6!
- 1...Kxd8
- 1.Sg5+?
- 1...Kxd8
- 2.Qc7#
- 2.Qe7#
- 1...Kd6!
- 1...Kxd8
- 1.Sd6+?
- 1...Kxd8
- 2.Qc7#
- 2.Qe7#
- 1...Kxd6!
- 1...Kxd8
- 1.Sxh6+?
- 1...Kxd8
- 2.Qc7#
- 2.Qe7#
- 1...Kd6!
- 1...Kxd8
- 1.Sh8+?
- 1...Kxd8
- 2.Qc7#
- 2.Qe7#
- 1...Kd6!
- 1...Kxd8
- 1.Qe4?
- threat
- 2.Qd5#
- 2.Qc6#
- 2.Qa4#
- 1...Qxg2
- 2.Qf5#
- 1...Ba6
- 2.Qc6#
- 1...Bb7
- 2.Qxb7#
- 1...Qc3
- 2.Qd5#
- 2.Qf5#
- 1...Qd3
- 2.Qxd3#
- 2.Qc6#
- 1...Qf3
- 2.Qf5#
- 1...Ra1
- 2.Qd5#
- 2.Qc6#
- 1...Rc1
- 2.Qd5#
- 1...Rd1
- 2.Qc6#
- 2.Qa4#
- 1...Qe6!
- threat
- 1.Qg6?
- threat
- 2.Qc6#
- 2.Qd6#
- 1...Qxg2
- 2.Qf5#
- 2.Qd6#
- 2.Qe6#
- 1...Ba6
- 2.Qc6#
- 1...Qe6
- 2.Qxe6#
- 1...Qc3
- 2.Qf5#
- 2.Qg4#
- 2.Qd6#
- 2.Qe6#
- 1...Qd3
- 2.Qxd3#
- 2.Qc6#
- 2.Qe6#
- 1...Qf3
- 2.Qf5#
- 2.Qd6#
- 2.Qe6#
- 1...Rc1
- 2.Qd6#
- 1...Rd1
- 2.Qc6#
- 1...Bb7!
- threat
- 1.Qxh6?
- threat
- 2.Qxh3#
- 2.Qc6#
- 2.Qd6#
- 1...Qxg2
- 2.Qd6#
- 2.Qe6#
- 1...Rxg2
- 2.Qc6#
- 2.Qd6#
- 1...Ba6
- 2.Qxh3#
- 2.Qc6#
- 1...Bb7
- 2.Qxh3#
- 1...Qg4
- 2.Qc6#
- 2.Qd6#
- 1...Qf5
- 2.Qc6#
- 2.Qd6#
- 1...Qe6
- 2.Qxe6#
- 1...Qh1
- 2.Qc6#
- 2.Qd6#
- 2.Qe6#
- 1...Qh2
- 2.Qc6#
- 2.Qd6#
- 2.Qe6#
- 1...Qc3
- 2.Qd6#
- 2.Qe6#
- 1...Qd3
- 2.Qc6#
- 2.Qe6#
- 1...Qe3
- 2.Qc6#
- 2.Qd6#
- 2.Qe6#
- 1...Qf3
- 2.Qd6#
- 2.Qe6#
- 1...Qg3
- 2.Qc6#
- 2.Qd6#
- 2.Qe6#
- 1...Qh4
- 2.Qc6#
- 2.Qd6#
- 2.Qe6#
- 1...Qh5
- 2.Qc6#
- 2.Qd6#
- 2.Qe6#
- 1...Rc1
- 2.Qxh3#
- 2.Qd6#
- 1...Rd1
- 2.Qxh3#
- 2.Qc6#
- 1...Rh1
- 2.Qc6#
- 2.Qd6#
- 1...Qxh6+!
- threat
- 1.Sxe5+?
- Keys
- 1.g4!
- threat
- 2.Qf5#
- 1...Qxg4
- 2.Qd3#
- 1...fxg4 ep
- 2.Qd3#
- 1...Qd3
- 2.Qxd3#
- 1...Qh5
- 2.Qd3#
- threat
- 1.g4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 7
- Sets
- Q(c);N_GUARD,XP(A)::QAB(D)
- Q(c);N_GUARD::QAR(D)
- Q(c);N_GUARD,P_PINS(C)::QAB(D),XQ(c)
- Q(c);N_GUARD::QAB(D)
- Q(c);N_GUARD::QAR(D),XQ(c)
- P(d);S_CUTQ(c)::QAR(D)
- Tries
- Try
- S(C);CHECK,XP(e)
- Refutation
- K(g);P-FLIGHT
- Try
- S(C);CHECK
- Refutation
- K(g);P-FLIGHT
- Try
- S(C);CHECK
- Refutation
- K(g);P-FLIGHT,XS(C)
- Try
- S(C);CHECK,XP(f)
- Refutation
- K(g);P-FLIGHT
- Try
- S(C);CHECK
- Refutation
- K(g);P-FLIGHT
- Try
- Q(D);
- Threat
- DUALS(3)
- Vars
- Q(c);N_GUARD,XP(A)::QAB(D)
- B(h);::QAB1(D)
- B(h);N_GUARD::QAR2(D),XB(h)
- Q(c);N_GUARD::QAB(D)
- R(a);::QAR2(D)
- Refutation
- Q(c);
- Try
- Q(D);
- Threat
- DUALS(2)
- Vars
- B(h);::QAB1(D)
- Q(c);N_GUARD::QAB1(D),XQ(c)
- R(a);::QAR1(D)
- R(a);::QAB1(D)
- Refutation
- B(h);
- Try
- Q(D);XP(f)
- Threat
- DUALS(3)
- Vars
- B(h);::QAB(D),XQ(c)
- Q(c);N_GUARD::QAB1(D),XQ(c)
- Refutation
- Q(c);CHECK,XQ(D)
- Try
- Actual
- P(A);
- Threat
- QAB(D)
- Vars
- Q(c);N_GUARD,XP(A)::QAR(D)
- P(d);EP,S_CUTQ(c),XP(A)::QAR(D)
- Q(c);N_GUARD::QAR(D),XQ(c)
- Q(c);N_GUARD::QAR(D)
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).