MESON Chess Problem Database
Problem Display
PID: 95412 (B1RB4/3PN3/r1p1K3/p1k5/P1pR4/2P1n3/8/8 w - - 0 1)
Mlynka, Karol
2nd Comm., Neue Zurcher Zeitung, 1989-1990
#2
9 + 6
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Ra7
- 2.Rxc6#
- 1...Rxa8
- 2.Rxc6#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sd5
- 2.Rxd5#
- 1...Sf5
- 2.Rd5#
- 1...Ra7
- Tries
- 1.Kf7?
- 1...Rxa8
- 2.Rxc6#
- 1...Sd5
- 2.Rxd5#
- 1...Ra7
- 2.Rxc6#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sf5
- 2.Rd5#
- 1...Rb6!
- 1...Rxa8
- 1.Sd5?
- threat
- 2.Be7#
- 1...Sxd5
- 2.Rxd5#
- 1...Sf5!
- threat
- 1.Sf5?
- 1...Sxf5
- 2.Rd5#
- 1...Rb6
- 2.Be7#
- 1...Ra7
- 2.Rxc6#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sd5
- 2.Rxd5#
- 1...Rxa8!
- 1...Sxf5
- 1.Sg6?
- 1...Rb6
- 2.Be7#
- 1...Ra7
- 2.Rxc6#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sd5
- 2.Rxd5#
- 1...Sf5
- 2.Rd5#
- 1...Rxa8!
- 1...Rb6
- 1.Sg8?
- 1...Rb6
- 2.Be7#
- 1...Ra7
- 2.Rxc6#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sd5
- 2.Rxd5#
- 1...Sf5
- 2.Rd5#
- 1...Rxa8!
- 1...Rb6
- 1.Bxc6?
- 1...Rxc6+
- 2.Rxc6#
- 1...Ra7
- 2.Bb7#
- 1...Ra8
- 2.Bxa8#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sd5
- 2.Rxd5#
- 1...Sf5
- 2.Rd5#
- 1...Rb6!
- 1...Rxc6+
- 1.Bb7?
- 1...Ra7
- 2.Rxc6#
- 1...Ra8
- 2.Rxc6#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sd5
- 2.Rxd5#
- 1...Sf5
- 2.Rd5#
- 1...Rb6!
- 1...Ra7
- 1.Bxa5?
- 1...Rxa5
- 2.Rxc6#
- 1...Rxa8
- 2.Rxc6#
- 1...Ra7
- 2.Rxc6#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sd5
- 2.Rxd5#
- 1...Sf5
- 2.Rd5#
- 1...Rb6!
- 1...Rxa5
- 1.Rd2?
- 1...Rxa8
- 2.Rxc6#
- 1...Ra7
- 2.Rxc6#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sd5
- 2.Rxd5#
- 1...Sf5
- 2.Rd5#
- 1...Rb6!
- 1...Rxa8
- 1.Rd6?
- 1...Rxa8
- 2.Rdxc6#
- 2.Rcxc6#
- 1...Ra7
- 2.Rdxc6#
- 2.Rcxc6#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sd5
- 2.Rxd5#
- 1...Sf5
- 2.Rd5#
- 1...Rb6!
- 1...Rxa8
- 1.Kf7?
- Keys
- 1.Sxc6!
- 1...Rxc6+
- 2.Rxc6#
- 1...Rxa8
- 2.Sb8#
- 1...Rb6
- 2.Be7#
- 1...Ra7
- 2.Sxa7#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sd5
- 2.Rxd5#
- 1...Sf5
- 2.Rd5#
- 1...Rxc6+
- 1.Sxc6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 2
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- R(e);N_GUARD::R1(H),XP(f)
- R(e);N_GUARD,XB(G)::R1(H),XP(f)
- S(a);N_GUARD::R1(C)
- S(a);N_GUARD::R1(C),XS(a)
- Tries
- Try
- K(D);S_FLIGHT
- Vars
- R(e);N_GUARD,XB(G)::R1(H),XP(f)
- S(a);N_GUARD::R1(C),XS(a)
- R(e);N_GUARD::R1(H),XP(f)
- S(a);N_GUARD::R1(C)
- Refutation
- R(e);
- Try
- S(F);
- Threat
- B(I)
- Vars
- S(a);OGATE,XS(F)::R1(C),XS(a)
- Refutation
- S(a);
- Try
- S(F);
- Vars
- S(a);N_GUARD,XS(F)::R1(C)
- R(e);SBLOCK::B(I)
- R(e);N_GUARD::R1(H),XP(f)
- S(a);N_GUARD::R1(C)
- S(a);N_GUARD::R1(C),XS(a)
- Refutation
- R(e);XB(G)
- Try
- S(F);
- Vars
- R(e);SBLOCK::B(I)
- R(e);N_GUARD::R1(H),XP(f)
- S(a);N_GUARD::R1(C)
- S(a);N_GUARD::R1(C),XS(a)
- Refutation
- R(e);XB(G)
- Try
- S(F);
- Vars
- R(e);SBLOCK::B(I)
- R(e);N_GUARD::R1(H),XP(f)
- S(a);N_GUARD::R1(C)
- S(a);N_GUARD::R1(C),XS(a)
- Refutation
- R(e);XB(G)
- Try
- B(G);P_SPINB(G),XP(f)
- Vars
- R(e);CHECK,OGATE,P_SPINR(e),XB(G)::R1(H),XR(e)
- R(e);N_PINB(G)::R(H)+B(G)
- R(e);N_PINB(G)::R(H)+B(G),XR(e)
- S(a);N_GUARD::R1(C)
- S(a);N_GUARD::R1(C),XS(a)
- Refutation
- R(e);
- Try
- B(G);
- Vars
- R(e);N_GUARD::R1(H),XP(f)
- S(a);N_GUARD::R1(C)
- S(a);N_GUARD::R1(C),XS(a)
- Refutation
- R(e);
- Try
- B(I);XP(c)
- Vars
- R(e);N_GUARD,XB(I)::R1(H),XP(f)
- R(e);N_GUARD,XB(G)::R1(H),XP(f)
- R(e);N_GUARD::R1(H),XP(f)
- S(a);N_GUARD::R1(C)
- S(a);N_GUARD::R1(C),XS(a)
- Refutation
- R(e);
- Try
- R(C);
- Vars
- R(e);N_GUARD,XB(G)::R1(H),XP(f)
- R(e);N_GUARD::R1(H),XP(f)
- S(a);N_GUARD::R1(C)
- S(a);N_GUARD::R1(C),XS(a)
- Refutation
- R(e);
- Try
- R(C);
- Vars
- S(a);N_GUARD::R1(C)
- S(a);N_GUARD::R1(C),XS(a)
- Refutation
- R(e);
- Try
- Actual
- S(F);P_SPINS(F),XP(f)
- Vars
- R(e);CHECK,OGATE,P_SPINR(e),XS(F)::R1(H),XR(e)
- R(e);N_PINS(F),XB(G)::R(H)+S(F)
- R(e);SBLOCK::B(I)
- R(e);N_PINS(F)::R(H)+S(F),XR(e)
- S(a);N_GUARD::R1(C)
- S(a);N_GUARD::R1(C),XS(a)
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).