MESON Chess Problem Database
Problem Display
PID: 180094 (8/3N4/4K3/1r6/PPk5/QpBp4/3P4/8 w - - 0 1)
Parzuch, Stefan
Zadachi i Etyudi, 2007
#2
7 + 4
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Rxb4
- 2.Qxb4#
- 1...Ra5
- 2.Sb6#
- 1...Rc5
- 2.Sb6#
- 1...Rd5
- 2.Sb6#
- 1...Re5+
- 2.Sxe5#
- 1...Rf5
- 2.Sb6#
- 1...Rg5
- 2.Sb6#
- 1...Rh5
- 2.Sb6#
- 1...Rb6+
- 2.Sxb6#
- 1...Rb7
- 2.Se5#
- 1...Rb8
- 2.Se5#
- 1...b2
- 2.Qa2#
- 1...Rxb4
- Tries
- 1.Kd6?
- 1...Rb6+
- 2.Sxb6#
- 1...Rxb4
- 2.Se5#
- 2.Qxb4#
- 1...Ra5
- 2.Sb6#
- 1...Rc5
- 2.Sb6#
- 1...Re5
- 2.Sxe5#
- 2.Sb6#
- 1...Rf5
- 2.Sb6#
- 1...Rg5
- 2.Sb6#
- 1...Rh5
- 2.Sb6#
- 1...Rb7
- 2.Se5#
- 1...Rb8
- 2.Se5#
- 1...b2
- 2.Qa2#
- 1...Rd5+!
- 1...Rb6+
- 1.Bb2?
- 1...Re5+
- 2.Sxe5#
- 1...Rb6+
- 2.Sxb6#
- 1...Ra5
- 2.Sb6#
- 1...Rc5
- 2.Sb6#
- 1...Rd5
- 2.Sb6#
- 1...Rf5
- 2.Sb6#
- 1...Rg5
- 2.Sb6#
- 1...Rh5
- 2.Sb6#
- 1...Rb7
- 2.Se5#
- 1...Rb8
- 2.Se5#
- 1...Rxb4!
- 1...Re5+
- 1.Qc1?
- 1...Re5+
- 2.Sxe5#
- 1...Rb6+
- 2.Sxb6#
- 1...Rxb4
- 2.Ba1#
- 2.Bb2#
- 2.Be5#
- 2.Bf6#
- 2.Bg7#
- 2.Bh8#
- 1...Rb7
- 2.Se5#
- 1...Ra5
- 2.Sb6#
- 1...Rc5
- 2.Sb6#
- 1...Rd5
- 2.Sb6#
- 1...Rf5
- 2.Sb6#
- 1...Rg5
- 2.Sb6#
- 1...Rh5
- 2.Sb6#
- 1...Rb8
- 2.Se5#
- 1...b2!
- 1...Re5+
- 1.Qb2?
- 1...Re5+
- 2.Sxe5#
- 1...Rb6+
- 2.Sxb6#
- 1...Rb7
- 2.Se5#
- 1...Ra5
- 2.Sb6#
- 1...Rc5
- 2.Sb6#
- 1...Rd5
- 2.Sb6#
- 1...Rf5
- 2.Sb6#
- 1...Rg5
- 2.Sb6#
- 1...Rh5
- 2.Sb6#
- 1...Rb8
- 2.Se5#
- 1...Rxb4!
- 1...Re5+
- 1.Qa1?
- 1...Re5+
- 2.Sxe5#
- 1...Rb6+
- 2.Sxb6#
- 1...b2
- 2.Qa2#
- 1...Rb7
- 2.Se5#
- 1...Ra5
- 2.Sb6#
- 1...Rc5
- 2.Sb6#
- 1...Rd5
- 2.Sb6#
- 1...Rf5
- 2.Sb6#
- 1...Rg5
- 2.Sb6#
- 1...Rh5
- 2.Sb6#
- 1...Rb8
- 2.Se5#
- 1...Rxb4!
- 1...Re5+
- 1.Kd6?
- Keys
- 1.Ba1!
- 1...Re5+
- 2.Sxe5#
- 1...Rb6+
- 2.Sxb6#
- 1...Rxb4
- 2.Qc1#
- 1...b2
- 2.Qc3#
- 1...Ra5
- 2.Sb6#
- 1...Rc5
- 2.Sb6#
- 1...Rd5
- 2.Sb6#
- 1...Rf5
- 2.Sb6#
- 1...Rg5
- 2.Sb6#
- 1...Rh5
- 2.Sb6#
- 1...Rb7
- 2.Se5#
- 1...Rb8
- 2.Se5#
- 1...Re5+
- 1.Ba1!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(d);OGATE,XP(E)::QAR1(B),XR(d)
- R(d);N_GUARD::S(G)
- R(d);CHECK,N_GUARD::S(G),XR(d)
- P(a);OGATEB::QAB(B)
- Tries
- Try
- K(F);P-FLIGHT
- Vars
- R(d);CHECK,N_GUARD::S(G),XR(d)
- R(d);N_GUARD::S(G)
- P(a);OGATEB::QAB(B)
- Refutation
- R(d);CHECK
- Try
- B(C);
- Vars
- R(d);CHECK,N_GUARD::S(G),XR(d)
- R(d);N_GUARD::S(G)
- Refutation
- R(d);XP(E)
- Try
- Q(B);
- Vars
- R(d);CHECK,N_GUARD::S(G),XR(d)
- R(d);N_GUARD::S(G)
- Refutation
- P(a);
- Try
- Q(B);
- Vars
- R(d);CHECK,N_GUARD::S(G),XR(d)
- R(d);N_GUARD::S(G)
- Refutation
- R(d);XP(E)
- Try
- Q(B);
- Vars
- R(d);CHECK,N_GUARD::S(G),XR(d)
- P(a);OGATEB::QAB(B)
- R(d);N_GUARD::S(G)
- Refutation
- R(d);XP(E)
- Try
- Actual
- B(C);
- Vars
- R(d);CHECK,N_GUARD::S(G),XR(d)
- R(d);SBLOCK,XP(E)::QAR(B)
- P(a);OGATE::QAR1(B)
- R(d);N_GUARD::S(G)
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).