MESON Chess Problem Database
Problem Display
PID: 266936 (7k/3pN1p1/1B1P4/3pKpN1/4PRp1/1Bp5/bPRp4/Qn6 w - - 0 1)
Armeni, Alberto
Zaldo MT (Problemas), 2019
#2
11 + 10
SOLUTION
- SOUND
- Sets
- 1...Bxb3
- 2.Qa8#
- 1...Sa3
- 2.Qh1#
- 1...d1Q
- 2.Rh2#
- 1...d1S
- 2.Rh2#
- 1...d1B
- 2.Rh2#
- 1...d1R
- 2.Rh2#
- 1...cxb2
- 2.Rc8#
- 1...g3
- 2.Rh4#
- 1...dxe4
- 2.Sg6#
- 1...d4
- 2.Sg6#
- 1...fxe4
- 2.Rf8#
- 1...Bxb3
- Tries
- 1.Kxf5?
- 1...Bxb3
- 2.Qa8#
- 1...cxb2
- 2.Rc8#
- 1...dxe4
- 2.Sg6#
- 1...d1Q
- 2.Rh2#
- 1...d1S
- 2.Rh2#
- 1...d1B
- 2.Rh2#
- 1...d1R
- 2.Rh2#
- 1...Sa3
- 2.Qh1#
- 1...g3
- 2.Rh4#
- 1...d4
- 2.Sg6#
- 1...g6+!
- 1...Bxb3
- 1.Bxa2?
- 1...cxb2
- 2.Rc8#
- 1...dxe4
- 2.Sg6#
- 1...fxe4
- 2.Rf8#
- 1...d1Q
- 2.Rh2#
- 1...d1S
- 2.Rh2#
- 1...d1B
- 2.Rh2#
- 1...d1R
- 2.Rh2#
- 1...Sa3
- 2.Qh1#
- 1...g3
- 2.Rh4#
- 1...d4
- 2.Sg6#
- 1...g6!
- 1...cxb2
- 1.Be3?
- 1...Bxb3
- 2.Qa8#
- 1...cxb2
- 2.Rc8#
- 1...dxe4
- 2.Sg6#
- 1...fxe4
- 2.Rf8#
- 1...d1Q
- 2.Rh2#
- 1...d1S
- 2.Rh2#
- 1...d1B
- 2.Rh2#
- 1...d1R
- 2.Rh2#
- 1...Sa3
- 2.Qh1#
- 1...g3
- 2.Rh4#
- 1...d4
- 2.Sg6#
- 1...g6!
- 1...Bxb3
- 1.Rxc3?
- threat
- 2.Rc8#
- 1...Sxc3
- 2.Qh1#
- 1...g6!
- threat
- 1.Rf1?
- threat
- 2.Rh1#
- 1...d1Q
- 2.Rh2#
- 1...d1R
- 2.Rh2#
- 1...g6!
- threat
- 1.bxc3?
- 1...Bxb3
- 2.Qa8#
- 1...Sxc3
- 2.Qh1#
- 1...dxe4
- 2.Sg6#
- 1...fxe4
- 2.Rf8#
- 1...d1Q
- 2.Rh2#
- 1...d1S
- 2.Rh2#
- 1...d1B
- 2.Rh2#
- 1...d1R
- 2.Rh2#
- 1...Sa3
- 2.Qh1#
- 1...g3
- 2.Rh4#
- 1...d4
- 2.Sg6#
- 1...g6!
- 1...Bxb3
- 1.exd5?
- 1...Bxb3
- 2.Qa8#
- 1...cxb2
- 2.Rc8#
- 1...d1Q
- 2.Rh2#
- 1...d1S
- 2.Rh2#
- 1...d1B
- 2.Rh2#
- 1...d1R
- 2.Rh2#
- 1...Sa3
- 2.Qh1#
- 1...g3
- 2.Rh4#
- 1...g6!
- 1...Bxb3
- 1.exf5?
- 1...Bxb3
- 2.Qa8#
- 1...cxb2
- 2.Rc8#
- 1...d1Q
- 2.Rh2#
- 1...d1S
- 2.Rh2#
- 1...d1B
- 2.Rh2#
- 1...d1R
- 2.Rh2#
- 1...Sa3
- 2.Qh1#
- 1...g3
- 2.Rh4#
- 1...d4
- 2.Sg6#
- 1...g6!
- 1...Bxb3
- 1.Kxf5?
- Keys
- 1.Bd4!
- 1...Bxb3
- 2.Qa8#
- 1...cxb2
- 2.Rc8#
- 1...dxe4
- 2.Sg6#
- 1...fxe4
- 2.Rf8#
- 1...g6
- 2.Kxd5#
- 1...d1Q
- 2.Rh2#
- 1...d1S
- 2.Rh2#
- 1...d1B
- 2.Rh2#
- 1...d1R
- 2.Rh2#
- 1...Sa3
- 2.Qh1#
- 1...g3
- 2.Rh4#
- 1...Bxb3
- 1.Bd4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- B(b);OGATE,XB(D)::QAB1(A)
- S(a);OGATE::QAB(A)
- P(c);OGATE::R(C)
- P(d);OGATE,XP(B)::R(C)
- P(e);OGATE::R(F)
- P(f);XP(E)::S(K)
- P(f);::S(K)
- P(g);OGATE,XP(E)::R(F)
- Tries
- Try
- K(G);P-FLIGHT,XP(g)
- Vars
- B(b);OGATE,XB(D)::QAB1(A)
- P(d);OGATE,XP(B)::R(C)
- P(f);XP(E)::S(K)
- P(c);OGATE::R(C)
- S(a);OGATE::QAB(A)
- P(e);OGATE::R(F)
- P(f);::S(K)
- Refutation
- P(i);CHECK
- Try
- B(D);XB(b)
- Vars
- P(d);OGATE,XP(B)::R(C)
- P(f);XP(E)::S(K)
- P(g);OGATE,XP(E)::R(F)
- P(c);OGATE::R(C)
- S(a);OGATE::QAB(A)
- P(e);OGATE::R(F)
- P(f);::S(K)
- Refutation
- P(i);
- Try
- B(I);
- Vars
- B(b);OGATE,XB(D)::QAB1(A)
- P(d);OGATE,XP(B)::R(C)
- P(f);XP(E)::S(K)
- P(g);OGATE,XP(E)::R(F)
- P(c);OGATE::R(C)
- S(a);OGATE::QAB(A)
- P(e);OGATE::R(F)
- P(f);::S(K)
- Refutation
- P(i);
- Try
- R(C);XP(d)
- Threat
- R(C)
- Vars
- S(a);OGATE,XR(C)::QAB(A)
- Refutation
- P(i);
- Try
- R(F);
- Threat
- R(F)
- Vars
- P(c);OGATE::R(C)
- Refutation
- P(i);
- Try
- P(B);XP(d)
- Vars
- B(b);OGATE,XB(D)::QAB1(A)
- S(a);OGATE,XP(B)::QAB(A)
- P(f);XP(E)::S(K)
- P(g);OGATE,XP(E)::R(F)
- P(c);OGATE::R(C)
- S(a);OGATE::QAB(A)
- P(e);OGATE::R(F)
- P(f);::S(K)
- Refutation
- P(i);
- Try
- P(E);XP(f)
- Vars
- B(b);OGATE,XB(D)::QAB1(A)
- P(d);OGATE,XP(B)::R(C)
- P(c);OGATE::R(C)
- S(a);OGATE::QAB(A)
- P(e);OGATE::R(F)
- Refutation
- P(i);
- Try
- P(E);XP(g)
- Vars
- B(b);OGATE,XB(D)::QAB1(A)
- P(d);OGATE,XP(B)::R(C)
- P(c);OGATE::R(C)
- S(a);OGATE::QAB(A)
- P(e);OGATE::R(F)
- P(f);::S(K)
- Refutation
- P(i);
- Try
- Actual
- B(I);
- Vars
- B(b);OGATE,XB(D)::QAB1(A)
- P(d);OGATE,XP(B)::R(C)
- P(f);XP(E)::S(K)
- P(g);OGATE,XP(E)::R(F)
- P(i);::B(I)+K(G),XP(f)
- P(c);OGATE::R(C)
- S(a);OGATE::QAB(A)
- P(e);OGATE::R(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).