MESON Chess Problem Database
Problem Display
PID: 137445 (3N1B2/5p1B/4r3/QP6/1KPk1p2/2p4R/2Pp4/6N1 w - - 0 1)
Madarasz, Tibor
Magyar Sakkelet, 1952
#2
10 + 6
| 6490 | yacpdb | 2010 |
SOLUTION
- SOUND
- Sets
- 1...Re1
- 2.Sc6#
- 1...Re2
- 2.Sc6#
- 1...Re3
- 2.Sc6#
- 1...Re4
- 2.Sc6#
- 1...Re5
- 2.Sc6#
- 2.Rd3#
- 1...Rc6
- 2.Sxc6#
- 1...Re7
- 2.Sc6#
- 1...Re8
- 2.Sc6#
- 1...Re1
- Tries
- 1.Se2+?
- 1...Rxe2
- 2.Sc6#
- 1...Ke5!
- 1...Rxe2
- 1.Sxf7?
- threat
- 2.Bc5#
- 2.Rd3#
- 1...f3
- 2.Bc5#
- 1...d1Q
- 2.Bc5#
- 1...d1R
- 2.Bc5#
- 1...Re3
- 2.Bc5#
- 2.Qb6#
- 2.Qd8#
- 2.Qa7#
- 1...Re5
- 2.Rd3#
- 1...Rc6
- 2.Se2#
- 2.Rd3#
- 1...Rd6
- 2.Se2#
- 2.Rd3#
- 1...Re7
- 2.Rd3#
- 2.Qb6#
- 1...Rg6!
- threat
- 1.Bg7+?
- 1...Re5
- 2.Se2#
- 2.Sc6#
- 2.Rd3#
- 2.Qb6#
- 2.Qa7#
- 1...Rf6
- 2.Sc6#
- 2.Bxf6#
- 1...f6!
- 1...Re5
- 1.Qc7?
- threat
- 2.Bc5#
- 2.Rd3#
- 2.Qc5#
- 1...Rd6
- 2.Qxd6#
- 2.Qc5#
- 1...Rg6
- 2.Qxf4#
- 1...f3
- 2.Bc5#
- 2.Qc5#
- 1...d1Q
- 2.Bc5#
- 2.Qc5#
- 1...d1R
- 2.Bc5#
- 2.Qc5#
- 1...Re3
- 2.Sc6#
- 2.Bc5#
- 2.Qd6#
- 2.Qc5#
- 1...Re5
- 2.Sc6#
- 2.Rd3#
- 1...Rc6
- 2.Se2#
- 2.Sxc6#
- 2.Rd3#
- 2.Qxf4#
- 1...Re7
- 2.Sc6#
- 2.Rd3#
- 2.Qd6#
- 2.Qc5#
- 1...f5!
- threat
- 1.Qa7+?
- 1...Rb6
- 2.Sc6#
- 1...Ke5!
- 1...Rb6
- 1.b6?
- threat
- 2.Rd3#
- 2.Qc5#
- 2.Qd5#
- 1...Rg6
- 2.Qd5#
- 1...f3
- 2.Qc5#
- 1...f5
- 2.Qd5#
- 1...d1Q
- 2.Qc5#
- 2.Qd5#
- 1...d1R
- 2.Qc5#
- 2.Qd5#
- 1...Re3
- 2.Sc6#
- 2.Qc5#
- 2.Qd5#
- 1...Re5
- 2.Sc6#
- 2.Rd3#
- 1...Rc6
- 2.Se2#
- 2.Sxc6#
- 2.Rd3#
- 2.Qd5#
- 1...Rd6
- 2.Se2#
- 2.Rd3#
- 2.Qc5#
- 1...Rxb6+!
- threat
- 1.Se2+?
- Keys
- 1.Re3!
- threat
- 2.Bc5#
- 1...Kxe3
- 2.Bc5#
- 1...Rxe3
- 2.Sc6#
- 1...fxe3
- 2.Sf3#
- 1...Re4
- 2.Rxe4#
- 1...Re5
- 2.Rd3#
- 1...Rc6
- 2.Re4#
- 1...Rd6
- 2.Re4#
- 1...Re7
- 2.Qb6#
- threat
- 1.Re3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 3
- ADDED MATES = 4
- REMOVED MATES = 3
- Sets
- R(e);N_GUARD::S(I)
- R(e);N_GUARD::S(I),XR(e)
- Tries
- Try
- S(A);CHECK
- Vars
- R(e);XS(A)::S(I)
- Refutation
- K(c);S_FLIGHT
- Try
- S(I);XP(f)
- Threat
- DUALS(2)
- Vars
- P(d);::B(J)
- P(a);::B(J)
- R(e);::R1(C)
- Refutation
- R(e);
- Try
- B(J);CHECK
- Refutation
- P(f);P_SPINP(f)
- Try
- Q(F);
- Threat
- DUALS(3)
- Vars
- R(e);N_GUARD::QAR2(F),XP(d)
- Refutation
- P(f);
- Try
- Q(F);CHECK
- Vars
- R(e);P_PINP(G),P_SPINR(e)::S(I)
- Refutation
- K(c);S_FLIGHT
- Try
- P(G);
- Threat
- DUALS(3)
- Vars
- R(e);::QAR1(F)
- P(d);::QAB1(F)
- P(f);::QAR1(F)
- Refutation
- R(e);CHECK,XP(G)
- Try
- Actual
- R(C);
- Threat
- B(J)
- Vars
- K(c);S_FLIGHT,XR(C)::B(J)
- R(e);N_GUARD,SBLOCK,XR(C)::S(I)
- P(d);SBLOCK,XR(C)::S(A)
- R(e);N_GUARD::R1(C),XR(e)
- R(e);SBLOCK::R1(C)
- R(e);N_GUARD::R1(C)
- R(e);N_GUARD::QAB(F)
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).