MESON Chess Problem Database
Problem Display
PID: 231571 (2Q5/1p2bR2/2nk4/P1R5/1P6/1p6/1B6/K7 w - - 0 1)
Talaber, Laszlo
Uj Nemezdek, 1927
#2
7 + 5
| 6490 | yacpdb | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Bh4
- 2.Qd7#
- 1...Bg5
- 2.Qd7#
- 1...Bf6
- 2.Qd7#
- 1...Bd8
- 2.Qd7#
- 1...Bf8
- 2.Qd7#
- 1...Sxb4
- 2.Be5#
- 1...Sxa5
- 2.Be5#
- 1...Se5
- 2.Bxe5#
- 1...Sa7
- 2.Be5#
- 1...Sb8
- 2.Be5#
- 1...Sd8
- 2.Be5#
- 1...b5
- 2.Qxc6#
- 1...b6
- 2.Qxc6#
- 1...Bh4
- Tries
- 1.Kb1?
- 1...Sxb4
- 2.Be5#
- 1...Sxa5
- 2.Be5#
- 1...Bh4
- 2.Qd7#
- 1...Bg5
- 2.Qd7#
- 1...Bf6
- 2.Qd7#
- 1...Bd8
- 2.Qd7#
- 1...Bf8
- 2.Qd7#
- 1...Se5
- 2.Bxe5#
- 1...Sa7
- 2.Be5#
- 1...Sb8
- 2.Be5#
- 1...Sd8
- 2.Be5#
- 1...b5
- 2.Qxc6#
- 1...b6
- 2.Qxc6#
- 1...Sd4!
- 1...Sxb4
- 1.Rxc6+?
- 1...Kd5
- 2.Qe6#
- 1...bxc6!
- 1...Kd5
- 1.Rxe7?
- threat
- 2.Re6#
- 2.Qe6#
- 2.Qd7#
- 2.Qc7#
- 1...Sxb4
- 2.Re6#
- 2.Qc7#
- 1...Sxe7
- 2.Be5#
- 1...Sd4
- 2.Qd7#
- 2.Qc7#
- 2.Qd8#
- 1...Se5
- 2.Re6#
- 2.Qe6#
- 2.Qc7#
- 1...Sb8
- 2.Re6#
- 2.Qe6#
- 2.Qc7#
- 1...Sd8
- 2.Qd7#
- 2.Qc7#
- 2.Qxd8#
- 1...Kxe7!
- threat
- 1.Rg7?
- 1...Sxb4
- 2.Be5#
- 1...Sxa5
- 2.Be5#
- 1...Bh4
- 2.Qd7#
- 1...Bg5
- 2.Qd7#
- 1...Bf6
- 2.Qd7#
- 1...Bd8
- 2.Qd7#
- 1...Bf8
- 2.Qd7#
- 1...Se5
- 2.Bxe5#
- 1...Sa7
- 2.Be5#
- 1...Sb8
- 2.Be5#
- 1...Sd8
- 2.Be5#
- 1...b5
- 2.Qxc6#
- 1...b6
- 2.Qxc6#
- 1...Sd4!
- 1...Sxb4
- 1.Rh7?
- 1...Sxb4
- 2.Be5#
- 1...Sxa5
- 2.Be5#
- 1...Bh4
- 2.Qd7#
- 1...Bg5
- 2.Qd7#
- 1...Bf6
- 2.Qd7#
- 1...Bd8
- 2.Qd7#
- 1...Bf8
- 2.Qd7#
- 1...Se5
- 2.Bxe5#
- 1...Sa7
- 2.Be5#
- 1...Sb8
- 2.Be5#
- 1...Sd8
- 2.Be5#
- 1...b5
- 2.Qxc6#
- 1...b6
- 2.Qxc6#
- 1...Sd4!
- 1...Sxb4
- 1.Qxb7?
- threat
- 2.Qxc6#
- 1...Sxb4
- 2.Qxe7#
- 1...Sxa5
- 2.Qd5#
- 2.Qxe7#
- 1...Sd4
- 2.Qd5#
- 2.Qxe7#
- 1...Se5
- 2.Qd5#
- 2.Qxe7#
- 1...Sa7
- 2.Qd5#
- 2.Qxe7#
- 1...Sb8
- 2.Qd5#
- 2.Qxe7#
- 1...Sd8
- 2.Qd5#
- 2.Qxe7#
- 1...Ke6!
- threat
- 1.a6?
- 1...Sxb4
- 2.Be5#
- 1...bxa6
- 2.Qxc6#
- 1...Bh4
- 2.Qd7#
- 1...Bg5
- 2.Qd7#
- 1...Bf6
- 2.Qd7#
- 1...Bd8
- 2.Qd7#
- 1...Bf8
- 2.Qd7#
- 1...Sa5
- 2.Be5#
- 1...Se5
- 2.Bxe5#
- 1...Sa7
- 2.Be5#
- 1...Sb8
- 2.Be5#
- 1...Sd8
- 2.Be5#
- 1...b5
- 2.Qxc6#
- 1...b6
- 2.Qxc6#
- 1...Sd4!
- 1...Sxb4
- 1.Kb1?
- Keys
- 1.Qe8!
- 1...Ke6
- 2.Rf6#
- 1...Kc7
- 2.Be5#
- 1...Sxb4
- 2.Qxe7#
- 1...Sxa5
- 2.Qxe7#
- 1...Sd4
- 2.Qxe7#
- 1...Bh4
- 2.Rd7#
- 2.Qd7#
- 1...Bg5
- 2.Rd7#
- 2.Qd7#
- 1...Bf6
- 2.Rd7#
- 2.Qd7#
- 1...Bd8
- 2.Rd7#
- 2.Qd7#
- 1...Bf8
- 2.Rd7#
- 2.Qd7#
- 1...Se5
- 2.Qxe7#
- 1...Sa7
- 2.Qxe7#
- 1...Sb8
- 2.Qxe7#
- 1...Sd8
- 2.Qxe7#
- 1...b5
- 2.Qxc6#
- 1...b6
- 2.Qxc6#
- 1...Ke6
- 1.Qe8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 6
- ADDED MATES = 3
- REMOVED MATES = 5
- Sets
- B(e);::QAR1(G)
- B(e);P_PINB(B)::QAR1(G)
- S(b);N_GUARD,XP(C)::B(B)
- S(b);N_GUARD,XP(D)::B(B)
- S(b);N_GUARD::B(B),XS(b)
- S(b);N_GUARD::B(B)
- P(d);N_GUARD::QAR1(G),XS(b)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- S(b);N_GUARD,XP(C)::B(B)
- S(b);N_GUARD,XP(D)::B(B)
- B(e);::QAR1(G)
- S(b);N_GUARD::B(B),XS(b)
- S(b);N_GUARD::B(B)
- P(d);N_GUARD::QAR1(G),XS(b)
- Refutation
- S(b);
- Try
- R(E);CHECK,XS(b)
- Vars
- K(c);P-FLIGHT::QAB1(G)
- Refutation
- P(d);XR(E)
- Try
- R(F);XB(e)
- Threat
- DUALS(4)
- Vars
- S(b);N_GUARD,SBLOCK,XR(F)::B(B)
- Refutation
- K(c);S_FLIGHT,XR(F)
- Try
- R(F);
- Vars
- S(b);N_GUARD,XP(C)::B(B)
- S(b);N_GUARD,XP(D)::B(B)
- B(e);::QAR1(G)
- B(e);P_PINB(B)::QAR1(G)
- S(b);N_GUARD::B(B),XS(b)
- S(b);N_GUARD::B(B)
- P(d);N_GUARD::QAR1(G),XS(b)
- Refutation
- S(b);
- Try
- R(F);
- Vars
- S(b);N_GUARD,XP(C)::B(B)
- S(b);N_GUARD,XP(D)::B(B)
- B(e);::QAR1(G)
- B(e);P_PINB(B)::QAR1(G)
- S(b);N_GUARD::B(B),XS(b)
- S(b);N_GUARD::B(B)
- P(d);N_GUARD::QAR1(G),XS(b)
- Refutation
- S(b);
- Try
- Q(G);XP(d)
- Threat
- QAR1(G),XS(b)
- Vars
- S(b);N_GUARD,XP(C)::QAB1(G),XB(e)
- Refutation
- K(c);P-FLIGHT
- Try
- P(D);
- Vars
- S(b);N_GUARD,XP(C)::B(B)
- P(d);N_GUARD,XP(D)::QAR1(G),XS(b)
- B(e);::QAR1(G)
- B(e);P_PINB(B)::QAR1(G)
- S(b);N_GUARD::B(B)
- S(b);N_GUARD::B(B),XS(b)
- P(d);N_GUARD::QAR1(G),XS(b)
- Refutation
- S(b);
- Try
- Actual
- Q(G);
- Vars
- K(c);P-FLIGHT,P_SPINB(e)::R1(F)
- K(c);P_SPINB(e),P_SPINS(b),S_FLIGHT::B(B)
- S(b);N_GUARD,XP(C)::QAB1(G),XB(e)
- S(b);N_GUARD,XP(D)::QAB1(G),XB(e)
- S(b);N_GUARD::QAB1(G),XB(e)
- P(d);N_GUARD::QAR1(G),XS(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).