MESON Chess Problem Database
Problem Display
PID: 216860 (Qb6/8/3pp3/1K2kPB1/2Pp2P1/8/R2N1n2/6n1 w - - 0 1)
Uhler, Ekkehard
Badische Neueste Nachrichten, 1982
#2
8 + 7
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Ba7
- 2.Qh8#
- 1...Bc7
- 2.Qh8#
- 1...Se2
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sgh3
- 2.Sf3#
- 1...Sd1
- 2.Qe4#
- 1...Sh1
- 2.Qe4#
- 1...Sd3
- 2.Qe4#
- 1...Sfh3
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...Sxg4
- 2.Qe4#
- 1...d5
- 2.Qxb8#
- 1...exf5
- 2.Qd5#
- 1...Ba7
- Tries
- 1.Ka4?
- 1...Sxg4
- 2.Qe4#
- 1...exf5
- 2.Qd5#
- 1...d5
- 2.Qxb8#
- 1...Ba7
- 2.Qh8#
- 1...Bc7
- 2.Qh8#
- 1...Se2
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sgh3
- 2.Sf3#
- 1...Sd1
- 2.Qe4#
- 1...Sh1
- 2.Qe4#
- 1...Sd3
- 2.Qe4#
- 1...Sfh3
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...d3!
- 1...Sxg4
- 1.Ka6?
- 1...Sxg4
- 2.Qe4#
- 1...exf5
- 2.Qd5#
- 1...d5
- 2.Qxb8#
- 1...Ba7
- 2.Qh8#
- 1...Bc7
- 2.Qh8#
- 1...Se2
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sgh3
- 2.Sf3#
- 1...Sd1
- 2.Qe4#
- 1...Sh1
- 2.Qe4#
- 1...Sd3
- 2.Qe4#
- 1...Sfh3
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...d3!
- 1...Sxg4
- 1.Ra1?
- 1...Sxg4
- 2.Qe4#
- 1...exf5
- 2.Qd5#
- 1...d5
- 2.Qxb8#
- 1...Ba7
- 2.Qh8#
- 1...Bc7
- 2.Qh8#
- 1...Se2
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sgh3
- 2.Sf3#
- 1...Sd1
- 2.Qe4#
- 1...Sh1
- 2.Qe4#
- 1...Sd3
- 2.Qe4#
- 1...Sfh3
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...d3!
- 1...Sxg4
- 1.Rb2?
- 1...Sxg4
- 2.Qe4#
- 1...exf5
- 2.Qd5#
- 1...d5
- 2.Qxb8#
- 1...Ba7
- 2.Qh8#
- 1...Bc7
- 2.Qh8#
- 1...Se2
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sgh3
- 2.Sf3#
- 1...Sd1
- 2.Qe4#
- 1...Sh1
- 2.Qe4#
- 1...Sd3
- 2.Qe4#
- 1...Sfh3
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...d3!
- 1...Sxg4
- 1.Ra3?
- 1...Sxg4
- 2.Qe4#
- 1...exf5
- 2.Qd5#
- 1...d5
- 2.Qxb8#
- 1...Ba7
- 2.Qh8#
- 1...Bc7
- 2.Qh8#
- 1...Se2
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sgh3
- 2.Sf3#
- 1...Sd1
- 2.Qe4#
- 1...Sh1
- 2.Qe4#
- 1...Sd3
- 2.Qe4#
- 1...Sfh3
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...d3!
- 1...Sxg4
- 1.Ra4?
- 1...Sxg4
- 2.Qe4#
- 1...exf5
- 2.Qd5#
- 1...d5
- 2.Qxb8#
- 1...Ba7
- 2.Qh8#
- 1...Bc7
- 2.Qh8#
- 1...Se2
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sgh3
- 2.Sf3#
- 1...Sd1
- 2.Qe4#
- 1...Sh1
- 2.Qe4#
- 1...Sd3
- 2.Qe4#
- 1...Sfh3
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...d3!
- 1...Sxg4
- 1.Ra5?
- 1...Sxg4
- 2.Qe4#
- 1...exf5
- 2.Qd5#
- 1...d5
- 2.Qxb8#
- 1...Ba7
- 2.Qh8#
- 1...Bc7
- 2.Qh8#
- 1...Se2
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sgh3
- 2.Sf3#
- 1...Sd1
- 2.Qe4#
- 1...Sh1
- 2.Qe4#
- 1...Sd3
- 2.Qe4#
- 1...Sfh3
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...d3!
- 1...Sxg4
- 1.Ra6?
- 1...Sxg4
- 2.Qe4#
- 1...exf5
- 2.Qd5#
- 1...Ba7
- 2.Qh8#
- 1...Bc7
- 2.Qh8#
- 1...Se2
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sgh3
- 2.Sf3#
- 1...Sd1
- 2.Qe4#
- 1...Sh1
- 2.Qe4#
- 1...Sd3
- 2.Qe4#
- 1...Sfh3
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...d5
- 2.Rxe6#
- 2.Qxb8#
- 1...d3!
- 1...Sxg4
- 1.Ra7?
- 1...Bxa7
- 2.Qh8#
- 1...Sxg4
- 2.Qe4#
- 1...exf5
- 2.Re7#
- 2.Qd5#
- 1...d5
- 2.Qxb8#
- 1...Bc7
- 2.Qh8#
- 1...Se2
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sgh3
- 2.Sf3#
- 1...Sd1
- 2.Qe4#
- 1...Sh1
- 2.Qe4#
- 1...Sd3
- 2.Qe4#
- 1...Sfh3
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...d3!
- 1...Bxa7
- 1.Qb7?
- threat
- 2.Qg7#
- 1...Sxg4
- 2.Qe4#
- 1...exf5
- 2.Qd5#
- 2.Qe7#
- 1...d5
- 2.Qxb8#
- 1...Se4
- 2.Qxe4#
- 1...Bc7!
- threat
- 1.fxe6?
- threat
- 2.Qd5#
- 1...d5
- 2.Qxd5#
- 1...Kxe6!
- threat
- 1.Ka4?
- Keys
- 1.Rc2!
- 1...Sxg4
- 2.Qe4#
- 1...exf5
- 2.Qd5#
- 1...d3
- 2.Qa1#
- 1...d5
- 2.Qxb8#
- 1...Ba7
- 2.Qh8#
- 1...Bc7
- 2.Qh8#
- 1...Se2
- 2.Sf3#
- 1...Sf3
- 2.Sxf3#
- 1...Sgh3
- 2.Sf3#
- 1...Sd1
- 2.Qe4#
- 1...Sh1
- 2.Qe4#
- 1...Sd3
- 2.Qe4#
- 1...Sfh3
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...Sxg4
- 1.Rc2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(g);OGATE::QAB(H)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- S(b);N_GUARD::QAR1(H)
- S(b);N_GUARD::QAR1(H),XS(b)
- S(b);N_GUARD,XP(D)::QAR1(H)
- P(e);OGATEB::QAB(H),XB(g)
- P(f);N_GUARD,XP(F)::QAR1(H)
- Tries
- Try
- K(E);S_FLIGHT
- Vars
- S(b);N_GUARD,XP(D)::QAR1(H)
- P(f);N_GUARD,XP(F)::QAR1(H)
- P(e);OGATEB::QAB(H),XB(g)
- B(g);OGATE::QAB(H)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- S(b);N_GUARD::QAR1(H)
- S(b);N_GUARD::QAR1(H),XS(b)
- Refutation
- P(c);
- Try
- K(E);S_FLIGHT
- Vars
- S(b);N_GUARD,XP(D)::QAR1(H)
- P(f);N_GUARD,XP(F)::QAR1(H)
- P(e);OGATEB::QAB(H),XB(g)
- B(g);OGATE::QAB(H)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- S(b);N_GUARD::QAR1(H)
- S(b);N_GUARD::QAR1(H),XS(b)
- Refutation
- P(c);
- Try
- R(A);
- Vars
- S(b);N_GUARD,XP(D)::QAR1(H)
- P(f);N_GUARD,XP(F)::QAR1(H)
- P(e);OGATEB::QAB(H),XB(g)
- B(g);OGATE::QAB(H)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- S(b);N_GUARD::QAR1(H)
- S(b);N_GUARD::QAR1(H),XS(b)
- Refutation
- P(c);
- Try
- R(A);
- Vars
- S(b);N_GUARD,XP(D)::QAR1(H)
- P(f);N_GUARD,XP(F)::QAR1(H)
- P(e);OGATEB::QAB(H),XB(g)
- B(g);OGATE::QAB(H)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- S(b);N_GUARD::QAR1(H)
- S(b);N_GUARD::QAR1(H),XS(b)
- Refutation
- P(c);
- Try
- R(A);
- Vars
- S(b);N_GUARD,XP(D)::QAR1(H)
- P(f);N_GUARD,XP(F)::QAR1(H)
- P(e);OGATEB::QAB(H),XB(g)
- B(g);OGATE::QAB(H)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- S(b);N_GUARD::QAR1(H)
- S(b);N_GUARD::QAR1(H),XS(b)
- Refutation
- P(c);
- Try
- R(A);
- Vars
- S(b);N_GUARD,XP(D)::QAR1(H)
- P(f);N_GUARD,XP(F)::QAR1(H)
- P(e);OGATEB::QAB(H),XB(g)
- B(g);OGATE::QAB(H)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- S(b);N_GUARD::QAR1(H)
- S(b);N_GUARD::QAR1(H),XS(b)
- Refutation
- P(c);
- Try
- R(A);
- Vars
- S(b);N_GUARD,XP(D)::QAR1(H)
- P(f);N_GUARD,XP(F)::QAR1(H)
- P(e);OGATEB::QAB(H),XB(g)
- B(g);OGATE::QAB(H)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- S(b);N_GUARD::QAR1(H)
- S(b);N_GUARD::QAR1(H),XS(b)
- Refutation
- P(c);
- Try
- R(A);
- Vars
- S(b);N_GUARD,XP(D)::QAR1(H)
- P(f);N_GUARD,XP(F)::QAR1(H)
- B(g);OGATE::QAB(H)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- S(b);N_GUARD::QAR1(H)
- S(b);N_GUARD::QAR1(H),XS(b)
- Refutation
- P(c);
- Try
- R(A);
- Vars
- B(g);OGATE,XR(A)::QAB(H)
- S(b);N_GUARD,XP(D)::QAR1(H)
- P(e);OGATEB::QAB(H),XB(g)
- B(g);OGATE::QAB(H)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- S(b);N_GUARD::QAR1(H)
- S(b);N_GUARD::QAR1(H),XS(b)
- Refutation
- P(c);
- Try
- Q(H);
- Threat
- QAB(H)
- Vars
- S(b);N_GUARD,XP(D)::QAR1(H)
- P(e);OGATEB::QAB(H),XB(g)
- S(b);N_GUARD::QAR1(H),XS(b)
- Refutation
- B(g);
- Try
- P(F);XP(f)
- Threat
- QAR1(H)
- Vars
- P(e);::QAR1(H),XP(e)
- Refutation
- K(d);P-FLIGHT,XP(F)
- Try
- Actual
- R(A);
- Vars
- S(b);N_GUARD,XP(D)::QAR1(H)
- P(f);N_GUARD,XP(F)::QAR1(H)
- P(c);OGATEB::QAB(H)
- P(e);OGATEB::QAB(H),XB(g)
- B(g);OGATE::QAB(H)
- S(a);N_GUARD::S(B)
- S(a);N_GUARD::S(B),XS(a)
- S(b);N_GUARD::QAR1(H)
- S(b);N_GUARD::QAR1(H),XS(b)
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).