MESON Chess Problem Database
Problem Display
PID: 203457 (4r3/2n5/5Q2/5R2/4k3/q4n2/2P3Bp/5N1K w - - 0 1)
Simay-Molnar, Aladar
4th Prize, Uj Nemezdek, 1924
#2
6 + 6
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Qc1
- 2.Bxf3#
- 1...Qb2
- 2.Bxf3#
- 1...Qb4
- 2.Bxf3#
- 1...Qc5
- 2.Bxf3#
- 1...Qd6
- 2.Bxf3#
- 1...Qe7
- 2.Bxf3#
- 1...Qf8
- 2.Bxf3#
- 1...Qa1
- 2.Bxf3#
- 1...Qa2
- 2.Bxf3#
- 1...Qe3
- 2.Sg3#
- 1...Qa4
- 2.Bxf3#
- 1...Qa5
- 2.Bxf3#
- 1...Qa6
- 2.Bxf3#
- 1...Qa7
- 2.Bxf3#
- 1...Qa8
- 2.Bxf3#
- 1...Re5
- 2.Qxe5#
- 1...Ra8
- 2.Qe5#
- 1...Rb8
- 2.Qe5#
- 1...Rc8
- 2.Qe5#
- 1...Rd8
- 2.Qe5#
- 1...Rf8
- 2.Qe5#
- 1...Rg8
- 2.Qe5#
- 1...Rh8
- 2.Qe5#
- 1...Se6
- 2.Qe5#
- 1...Qc1
- Tries
- 1.Rxf3?
- threat
- 2.Rxa3#
- 2.Rb3#
- 2.Rc3#
- 2.Rd3#
- 2.Re3#
- 2.Rf4#
- 1...Qxf3
- 2.Bxf3#
- 1...Re5
- 2.Rd3#
- 2.Rf4#
- 1...Qc1
- 2.Rf2#
- 2.Ra3#
- 2.Rb3#
- 2.Rc3#
- 2.Rd3#
- 2.Re3#
- 2.Rg3#
- 2.Rh3#
- 2.Rf4#
- 2.Rf5#
- 1...Qb2
- 2.Rf2#
- 2.Ra3#
- 2.Rb3#
- 2.Rc3#
- 2.Rd3#
- 2.Re3#
- 2.Rg3#
- 2.Rh3#
- 2.Rf4#
- 2.Rf5#
- 1...Qb4
- 2.Rf2#
- 2.Ra3#
- 2.Rb3#
- 2.Rc3#
- 2.Rd3#
- 2.Re3#
- 2.Rg3#
- 2.Rh3#
- 2.Rf4#
- 2.Rf5#
- 1...Qc5
- 2.Rf2#
- 2.Ra3#
- 2.Rb3#
- 2.Rc3#
- 2.Rd3#
- 2.Re3#
- 2.Rg3#
- 2.Rh3#
- 2.Rf4#
- 2.Rf5#
- 1...Qd6
- 2.Rf2#
- 2.Ra3#
- 2.Rb3#
- 2.Rc3#
- 2.Rd3#
- 2.Re3#
- 2.Rg3#
- 2.Rh3#
- 2.Rf4#
- 2.Rf5#
- 1...Qe7
- 2.Rf2#
- 2.Ra3#
- 2.Rb3#
- 2.Rc3#
- 2.Rd3#
- 2.Re3#
- 2.Rg3#
- 2.Rh3#
- 2.Rf4#
- 2.Rf5#
- 1...Qf8
- 2.Rf2#
- 2.Ra3#
- 2.Rb3#
- 2.Rc3#
- 2.Rd3#
- 2.Re3#
- 2.Rg3#
- 2.Rh3#
- 2.Rf4#
- 2.Rf5#
- 1...Qa1
- 2.Rf2#
- 2.Ra3#
- 2.Rb3#
- 2.Rc3#
- 2.Rd3#
- 2.Re3#
- 2.Rg3#
- 2.Rh3#
- 2.Rf4#
- 2.Rf5#
- 1...Qa2
- 2.Rf2#
- 2.Ra3#
- 2.Rb3#
- 2.Rc3#
- 2.Rd3#
- 2.Re3#
- 2.Rg3#
- 2.Rh3#
- 2.Rf4#
- 2.Rf5#
- 1...Qb3
- 2.Rxb3#
- 2.Rc3#
- 2.Rd3#
- 2.Re3#
- 2.Rf4#
- 1...Qc3
- 2.Rxc3#
- 2.Rd3#
- 2.Re3#
- 2.Rf4#
- 1...Qd3
- 2.Rxd3#
- 2.Re3#
- 2.Rf4#
- 1...Qe3
- 2.Rxe3#
- 2.Rf4#
- 1...Qa4
- 2.Rf2#
- 2.Ra3#
- 2.Rb3#
- 2.Rc3#
- 2.Rd3#
- 2.Re3#
- 2.Rg3#
- 2.Rh3#
- 2.Rf4#
- 2.Rf5#
- 1...Qa5
- 2.Rf2#
- 2.Ra3#
- 2.Rb3#
- 2.Rc3#
- 2.Rd3#
- 2.Re3#
- 2.Rg3#
- 2.Rh3#
- 2.Rf4#
- 2.Rf5#
- 1...Qa6
- 2.Rf2#
- 2.Ra3#
- 2.Rb3#
- 2.Rc3#
- 2.Rd3#
- 2.Re3#
- 2.Rg3#
- 2.Rh3#
- 2.Rf4#
- 2.Rf5#
- 1...Qa7
- 2.Rf2#
- 2.Ra3#
- 2.Rb3#
- 2.Rc3#
- 2.Rd3#
- 2.Re3#
- 2.Rg3#
- 2.Rh3#
- 2.Rf4#
- 2.Rf5#
- 1...Qa8
- 2.Rf2#
- 2.Ra3#
- 2.Rb3#
- 2.Rc3#
- 2.Rd3#
- 2.Re3#
- 2.Rg3#
- 2.Rh3#
- 2.Rf4#
- 2.Rf5#
- 1...Rg8
- 2.Re3#
- 2.Rf4#
- 1...Kd5!
- threat
- 1.Rh5?
- threat
- 2.Qh4#
- 1...Re5
- 2.Qxe5#
- 1...Qc1
- 2.Bxf3#
- 1...Qd6
- 2.Bxf3#
- 1...Qe7
- 2.Bxf3#
- 1...Qf8
- 2.Bxf3#
- 1...Qe3
- 2.Sg3#
- 1...Rf8
- 2.Qe5#
- 1...Rg8
- 2.Qe5#
- 1...Se6
- 2.Qe5#
- 1...Sd5!
- threat
- 1.Rxf3?
- Keys
- 1.Rc5!
- threat
- 2.Qh4#
- 1...Qxc5
- 2.Bxf3#
- 1...Re5
- 2.Qxe5#
- 1...Sd5
- 2.Rc4#
- 1...Qc1
- 2.Bxf3#
- 1...Qe3
- 2.Sg3#
- 1...Rf8
- 2.Qe5#
- 1...Rg8
- 2.Qe5#
- 1...Rh8
- 2.Qe5#
- 1...Se6
- 2.Qe5#
- threat
- 1.Rc5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 16
- Sets
- Q(b);N_GUARD,P_PINS(A)::B(D),XS(c)
- Q(b);N_GUARD::B(D),XS(c)
- Q(b);SBLOCK::S(A)
- R(f);N_GUARD::QAR1(F),XR(f)
- R(f);N_GUARD::QAR1(F)
- S(e);S_CUTR(f)::QAR1(F)
- Tries
- Try
- R(E);XS(c)
- Threat
- DUALS(6)
- Vars
- Q(b);OGATE,P_PINB(D),P_SPINQ(b),XR(E)::B(D),XQ(b)
- Refutation
- K(d);S_FLIGHT
- Try
- R(E);
- Threat
- QAR(F)
- Vars
- R(f);N_GUARD::QAR1(F),XR(f)
- Q(b);N_GUARD,P_PINS(A)::B(D),XS(c)
- Q(b);N_GUARD::B(D),XS(c)
- Q(b);SBLOCK::S(A)
- R(f);N_GUARD::QAR1(F)
- S(e);S_CUTR(f)::QAR1(F)
- Refutation
- S(e);
- Try
- Actual
- R(E);
- Threat
- QAR(F)
- Vars
- Q(b);N_GUARD,XR(E)::B(D),XS(c)
- R(f);N_GUARD::QAR1(F),XR(f)
- S(e);SBLOCK::R(E)
- Q(b);N_GUARD,P_PINS(A)::B(D),XS(c)
- Q(b);SBLOCK::S(A)
- R(f);N_GUARD::QAR1(F)
- S(e);S_CUTR(f)::QAR1(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).