MESON Chess Problem Database
Problem Display
PID: 206649 (3R2b1/4p1Pp/1N1Pk3/7Q/6N1/2n5/8/K7 w - - 0 1)
Bajtay, Jozsef
Magyar Sakkvilag, 1925
#2
7 + 5
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Bf7
- 2.Qe5#
- 1...Sb1
- 2.Qd5#
- 1...Sd1
- 2.Qd5#
- 1...Sa2
- 2.Qd5#
- 1...Se2
- 2.Qd5#
- 1...Sa4
- 2.Qd5#
- 1...Se4
- 2.Qd5#
- 1...Sb5
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...exd6
- 2.Re8#
- 1...h6
- 2.Qg6#
- 1...Bf7
- Tries
- 1.Rd7?
- 1...Sb1
- 2.Qd5#
- 1...Bf7
- 2.Qe5#
- 1...Sd1
- 2.Qd5#
- 1...Sa2
- 2.Qd5#
- 1...Se2
- 2.Qd5#
- 1...Sa4
- 2.Qd5#
- 1...Se4
- 2.Qd5#
- 1...Sb5
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...h6
- 2.Qg6#
- 1...exd6!
- 1...Sb1
- 1.Ra8?
- 1...exd6
- 2.Re8#
- 1...Sb1
- 2.Qd5#
- 1...Bf7
- 2.Qe5#
- 1...Sd1
- 2.Qd5#
- 1...Sa2
- 2.Qd5#
- 1...Se2
- 2.Qd5#
- 1...Sa4
- 2.Qd5#
- 1...Se4
- 2.Qd5#
- 1...Sb5
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...h6
- 2.Qg6#
- 1...Kxd6!
- 1...exd6
- 1.Rb8?
- 1...exd6
- 2.Re8#
- 1...Sb1
- 2.Qd5#
- 1...Bf7
- 2.Qe5#
- 1...Sd1
- 2.Qd5#
- 1...Sa2
- 2.Qd5#
- 1...Se2
- 2.Qd5#
- 1...Sa4
- 2.Qd5#
- 1...Se4
- 2.Qd5#
- 1...Sb5
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...h6
- 2.Qg6#
- 1...Kxd6!
- 1...exd6
- 1.Re8?
- 1...Sb1
- 2.Qd5#
- 1...Bf7
- 2.Qe5#
- 1...Sd1
- 2.Qd5#
- 1...Sa2
- 2.Qd5#
- 1...Se2
- 2.Qd5#
- 1...Sa4
- 2.Qd5#
- 1...Se4
- 2.Qd5#
- 1...Sb5
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...h6
- 2.Qg6#
- 1...Kxd6!
- 1...Sb1
- 1.Rf8?
- threat
- 2.Qe5#
- 2.Qh6#
- 1...exd6
- 2.Re8#
- 2.Qe8#
- 1...Bf7
- 2.Qe5#
- 1...Se4
- 2.Qd5#
- 2.Qe5#
- 1...Sd5
- 2.Qxd5#
- 2.Qe5#
- 1...h6
- 2.Qg6#
- 2.Qe5#
- 2.Qxh6#
- 1...Kxd6!
- threat
- 1.Rxg8?
- 1...exd6
- 2.Re8#
- 1...Sb1
- 2.Qd5#
- 1...Sd1
- 2.Qd5#
- 1...Sa2
- 2.Qd5#
- 1...Se2
- 2.Qd5#
- 1...Sa4
- 2.Qd5#
- 1...Se4
- 2.Qd5#
- 1...Sb5
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...h6
- 2.Qg6#
- 1...Kxd6!
- 1...exd6
- 1.Qg5?
- 1...exd6
- 2.Qf6#
- 1...Sb1
- 2.Qd5#
- 1...Bf7
- 2.Qe5#
- 1...Sd1
- 2.Qd5#
- 1...Sa2
- 2.Qd5#
- 1...Se2
- 2.Qd5#
- 1...Sa4
- 2.Qd5#
- 1...Se4
- 2.Qd5#
- 1...Sb5
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...h5
- 2.Qg6#
- 1...h6
- 2.Qg6#
- 1...Kf7!
- 1...exd6
- 1.Qh6+?
- 1...Kf7
- 2.Se5#
- 2.Rf8#
- 1...Kf5!
- 1...Kf7
- 1.dxe7?
- threat
- 2.e8Q#
- 2.e8R#
- 1...Kxe7
- 2.Qe8#
- 1...Sb1
- 2.e8Q#
- 2.e8R#
- 1...Bf7
- 2.Qe5#
- 1...Sd1
- 2.e8Q#
- 2.e8R#
- 1...Sa2
- 2.e8Q#
- 2.e8R#
- 1...Se2
- 2.e8Q#
- 2.e8R#
- 1...Sa4
- 2.e8Q#
- 2.e8R#
- 1...Se4
- 2.e8Q#
- 2.e8R#
- 1...Sb5
- 2.e8Q#
- 2.e8R#
- 1...h6
- 2.e8Q#
- 2.e8R#
- 1...Sd5!
- threat
- 1.d7?
- 1...Sb1
- 2.Qd5#
- 1...Bf7
- 2.Qe5#
- 1...Sd1
- 2.Qd5#
- 1...Sa2
- 2.Qd5#
- 1...Se2
- 2.Qd5#
- 1...Sa4
- 2.Qd5#
- 1...Se4
- 2.Qd5#
- 1...Sb5
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...h6
- 2.Qg6#
- 1...Kd6!
- 1...Sb1
- 1.Rd7?
- Keys
- 1.Rc8!
- 1...Kxd6
- 2.Qe5#
- 1...exd6
- 2.Re8#
- 1...Sb1
- 2.Qd5#
- 1...Bf7
- 2.Qe5#
- 1...Sd1
- 2.Qd5#
- 1...Sa2
- 2.Qd5#
- 1...Se2
- 2.Qd5#
- 1...Sa4
- 2.Qd5#
- 1...Se4
- 2.Qd5#
- 1...Sb5
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...h6
- 2.Qg6#
- 1...Kxd6
- 1.Rc8!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(e);SBLOCK::QAR1(C)
- S(a);N_GUARD::QAB1(C)
- S(a);N_GUARD::QAB1(C),XS(a)
- P(c);OGATEB,SBLOCK,XP(E)::R(G)
- P(d);N_GUARD::QAR2(C)
- Tries
- Try
- R(G);
- Vars
- S(a);N_GUARD::QAB1(C)
- B(e);SBLOCK::QAR1(C)
- S(a);N_GUARD::QAB1(C),XS(a)
- P(d);N_GUARD::QAR2(C)
- Refutation
- P(c);XP(E)
- Try
- R(G);
- Vars
- P(c);OGATEB,SBLOCK,XP(E)::R(G)
- S(a);N_GUARD::QAB1(C)
- B(e);SBLOCK::QAR1(C)
- S(a);N_GUARD::QAB1(C),XS(a)
- P(d);N_GUARD::QAR2(C)
- Refutation
- K(b);P-FLIGHT,XP(E)
- Try
- R(G);
- Vars
- P(c);OGATEB,SBLOCK,XP(E)::R(G)
- S(a);N_GUARD::QAB1(C)
- B(e);SBLOCK::QAR1(C)
- S(a);N_GUARD::QAB1(C),XS(a)
- P(d);N_GUARD::QAR2(C)
- Refutation
- K(b);P-FLIGHT,XP(E)
- Try
- R(G);P_PINP(c)
- Vars
- S(a);N_GUARD::QAB1(C)
- B(e);SBLOCK::QAR1(C)
- S(a);N_GUARD::QAB1(C),XS(a)
- P(d);N_GUARD::QAR2(C)
- Refutation
- K(b);N_SPINP(c),P-FLIGHT,XP(E)
- Try
- R(G);
- Threat
- DUALS(2)
- Vars
- B(e);::QAR1(C)
- Refutation
- K(b);P-FLIGHT,XP(E)
- Try
- R(G);XB(e)
- Vars
- P(c);OGATEB,SBLOCK,XP(E)::R(G)
- S(a);N_GUARD::QAB1(C)
- S(a);N_GUARD::QAB1(C),XS(a)
- P(d);N_GUARD::QAR2(C)
- Refutation
- K(b);P-FLIGHT,XP(E)
- Try
- Q(C);
- Vars
- P(c);N_GUARD,XP(E)::QAR1(C)
- S(a);N_GUARD::QAB1(C)
- B(e);SBLOCK::QAR1(C)
- S(a);N_GUARD::QAB1(C),XS(a)
- P(d);N_GUARD::QAR2(C)
- Refutation
- K(b);S_FLIGHT
- Try
- Q(C);CHECK
- Refutation
- K(b);S_FLIGHT
- Try
- P(E);XP(c)
- Threat
- P=Q
- Vars
- K(b);OGATEB,P-FLIGHT,XP(E)::QAR1(C)
- S(a);::P=Q
- B(e);SBLOCK::QAR1(C)
- P(d);::P=Q
- Refutation
- S(a);
- Try
- P(E);
- Vars
- S(a);N_GUARD::QAB1(C)
- B(e);SBLOCK::QAR1(C)
- S(a);N_GUARD::QAB1(C),XS(a)
- P(d);N_GUARD::QAR2(C)
- Refutation
- K(b);P-FLIGHT
- Try
- Actual
- R(G);
- Vars
- K(b);P-FLIGHT,XP(E)::QAB1(C)
- P(c);OGATEB,SBLOCK,XP(E)::R(G)
- S(a);N_GUARD::QAB1(C)
- B(e);SBLOCK::QAR1(C)
- S(a);N_GUARD::QAB1(C),XS(a)
- P(d);N_GUARD::QAR2(C)
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).