MESON Chess Problem Database
Problem Display
PID: 173926 (2B5/B1p5/2N3N1/2rp4/R1p5/6k1/R5P1/7K w - - 0 1)
Piatesi, Antonio
Boletim da UBP, 1985
#2
8 + 5
SOLUTION
- SOUND
- Sets
- 1...Ra5
- 2.Bf2#
- 1...Rb5
- 2.Bf2#
- 1...Rxc6
- 2.Bf2#
- 1...c3
- 2.Rg4#
- 1...Ra5
- Tries
- 1.Kg1?
- 1...Rxc6
- 2.Bf2#
- 1...Ra5
- 2.Bf2#
- 1...Rb5
- 2.Bf2#
- 1...c3
- 2.Rg4#
- 1...d4!
- 1...Rxc6
- 1.Sa5?
- 1...Rxa5
- 2.Bf2#
- 1...Rb5
- 2.Bf2#
- 1...Rc6
- 2.Bf2#
- 1...c3
- 2.Rg4#
- 1...c6
- 2.Bb8#
- 1...d4!
- 1...Rxa5
- 1.Sce7?
- 1...Ra5
- 2.Bf2#
- 1...Rb5
- 2.Bf2#
- 1...Rc6
- 2.Bf2#
- 1...c3
- 2.Sf5#
- 2.Rg4#
- 1...c6
- 2.Bb8#
- 1...d4!
- 1...Ra5
- 1.Sd8?
- 1...Ra5
- 2.Bf2#
- 1...Rb5
- 2.Bf2#
- 1...Rc6
- 2.Bf2#
- 1...c3
- 2.Rg4#
- 1...c6
- 2.Bb8#
- 1...d4!
- 1...Ra5
- 1.Bh3?
- 1...Rxc6
- 2.Bf2#
- 1...Ra5
- 2.Bf2#
- 1...Rb5
- 2.Bf2#
- 1...c3
- 2.Rg4#
- 1...d4!
- 1...Rxc6
- 1.Bf5?
- 1...Rxc6
- 2.Bf2#
- 1...Ra5
- 2.Bf2#
- 1...Rb5
- 2.Bf2#
- 1...c3
- 2.Rg4#
- 1...d4!
- 1...Rxc6
- 1.Be6?
- 1...Rxc6
- 2.Bf2#
- 1...Ra5
- 2.Bf2#
- 1...Rb5
- 2.Bf2#
- 1...c3
- 2.Rg4#
- 1...d4!
- 1...Rxc6
- 1.Bd7?
- 1...Rxc6
- 2.Bf2#
- 1...Ra5
- 2.Bf2#
- 1...Rb5
- 2.Bf2#
- 1...c3
- 2.Rg4#
- 1...d4!
- 1...Rxc6
- 1.Rb2?
- 1...Rxc6
- 2.Bf2#
- 1...Ra5
- 2.Bf2#
- 1...Rb5
- 2.Bf2#
- 1...c3
- 2.Rg4#
- 1...d4!
- 1...Rxc6
- 1.Rc2?
- 1...Rxc6
- 2.Bf2#
- 2.Rc3#
- 1...Ra5
- 2.Bf2#
- 2.Rc3#
- 1...Rb5
- 2.Bf2#
- 2.Rc3#
- 1...c3
- 2.Rg4#
- 1...d4!
- 1...Rxc6
- 1.Rd2?
- 1...Rxc6
- 2.Bf2#
- 1...Ra5
- 2.Bf2#
- 1...Rb5
- 2.Bf2#
- 1...c3
- 2.Rg4#
- 1...d4!
- 1...Rxc6
- 1.Re2?
- 1...Rxc6
- 2.Bf2#
- 1...Ra5
- 2.Bf2#
- 1...Rb5
- 2.Bf2#
- 1...c3
- 2.Rg4#
- 1...d4!
- 1...Rxc6
- 1.Rb4?
- 1...Rxc6
- 2.Bf2#
- 1...Ra5
- 2.Bf2#
- 1...Rb5
- 2.Bf2#
- 1...c3
- 2.Rg4#
- 1...d4!
- 1...Rxc6
- 1.Kg1?
- Keys
- 1.Sd4!
- 1...Ra5
- 2.Se2#
- 1...Rb5
- 2.Se2#
- 1...Rc6
- 2.Se2#
- 1...c3
- 2.Sf5#
- 1...c6
- 2.Bb8#
- 1...Ra5
- 1.Sd4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 4
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- R(c);OGATE::B(G)
- R(c);OGATE,XS(E)::B(G)
- P(b);OGATE::R1(D)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- R(c);OGATE,XS(E)::B(G)
- R(c);OGATE::B(G)
- P(b);OGATE::R1(D)
- Refutation
- P(d);
- Try
- S(E);
- Vars
- R(c);OGATE,XS(E)::B(G)
- R(c);OGATE::B(G)
- P(b);OGATE::R1(D)
- P(e);OGATEB::B(G)
- Refutation
- P(d);
- Try
- S(E);
- Vars
- R(c);OGATE::B(G)
- P(e);OGATEB::B(G)
- Refutation
- P(d);
- Try
- S(E);
- Vars
- R(c);OGATE::B(G)
- P(b);OGATE::R1(D)
- P(e);OGATEB::B(G)
- Refutation
- P(d);
- Try
- B(H);
- Vars
- R(c);OGATE,XS(E)::B(G)
- R(c);OGATE::B(G)
- P(b);OGATE::R1(D)
- Refutation
- P(d);
- Try
- B(H);
- Vars
- R(c);OGATE,XS(E)::B(G)
- R(c);OGATE::B(G)
- P(b);OGATE::R1(D)
- Refutation
- P(d);
- Try
- B(H);
- Vars
- R(c);OGATE,XS(E)::B(G)
- R(c);OGATE::B(G)
- P(b);OGATE::R1(D)
- Refutation
- P(d);
- Try
- B(H);
- Vars
- R(c);OGATE,XS(E)::B(G)
- R(c);OGATE::B(G)
- P(b);OGATE::R1(D)
- Refutation
- P(d);
- Try
- R(B);
- Vars
- R(c);OGATE,XS(E)::B(G)
- R(c);OGATE::B(G)
- P(b);OGATE::R1(D)
- Refutation
- P(d);
- Try
- R(B);
- Vars
- P(b);OGATE::R1(D)
- Refutation
- P(d);
- Try
- R(B);
- Vars
- R(c);OGATE,XS(E)::B(G)
- R(c);OGATE::B(G)
- P(b);OGATE::R1(D)
- Refutation
- P(d);
- Try
- R(B);
- Vars
- R(c);OGATE,XS(E)::B(G)
- R(c);OGATE::B(G)
- P(b);OGATE::R1(D)
- Refutation
- P(d);
- Try
- R(D);
- Vars
- R(c);OGATE,XS(E)::B(G)
- R(c);OGATE::B(G)
- P(b);OGATE::R1(D)
- Refutation
- P(d);
- Try
- Actual
- S(E);
- Vars
- R(c);::S(E)
- P(b);::S(E)
- P(e);OGATEB::B(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).