MESON Chess Problem Database
Problem Display
PID: 219441 (7b/1p4n1/1n1P4/5p2/3k1P2/2R2B2/QP6/3K4 w - - 0 1)
Uhler, Ekkehard
Badische Neueste Nachrichten, 1985
#2
7 + 6
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Sa4
- 2.Qc4#
- 2.Qd5#
- 2.Qxa4#
- 1...Sc4
- 2.Qxc4#
- 1...Sd5
- 2.Qc4#
- 2.Qxd5#
- 1...Sd7
- 2.Qc4#
- 2.Qd5#
- 2.Qa4#
- 1...Sa8
- 2.Qc4#
- 2.Qd5#
- 2.Qa4#
- 1...Sc8
- 2.Qc4#
- 2.Qd5#
- 2.Qa4#
- 1...Sa4
- Tries
- 1.Qb3?
- threat
- 2.Qxb6#
- 1...Sc4
- 2.Rxc4#
- 2.Qxc4#
- 1...Sa4
- 2.Rc4#
- 2.Qxa4#
- 2.Qc4#
- 2.Qd5#
- 2.Qb4#
- 1...Sd5
- 2.Rc4#
- 2.Qc4#
- 2.Qxd5#
- 1...Sd7
- 2.Rc4#
- 2.Qa4#
- 2.Qc4#
- 2.Qd5#
- 2.Qb4#
- 1...Sa8
- 2.Rc4#
- 2.Qa4#
- 2.Qc4#
- 2.Qd5#
- 2.Qb4#
- 1...Sc8
- 2.Rc4#
- 2.Qa4#
- 2.Qc4#
- 2.Qd5#
- 2.Qb4#
- 1...Se6!
- threat
- 1.Qe6?
- threat
- 2.Qe3#
- 2.Qe5#
- 2.Qf6#
- 1...Sc4
- 2.Qxc4#
- 2.Qd5#
- 1...Sh5
- 2.Qe3#
- 1...Sd5
- 2.Qxd5#
- 2.Qe5#
- 1...Sd7
- 2.Qc4#
- 2.Qd5#
- 2.Qe3#
- 1...Se8
- 2.Qe3#
- 1...Sxe6!
- threat
- 1.Qa3?
- threat
- 2.Qc5#
- 1...Sa4
- 2.Qb4#
- 2.Qxa4#
- 1...Sc4
- 2.Rd3#
- 1...Sd7
- 2.Qb4#
- 2.Qa4#
- 1...Se6!
- threat
- 1.Qa4+?
- 1...Sc4
- 2.Qxc4#
- 1...Sxa4!
- 1...Sc4
- 1.Qa5?
- threat
- 2.Qxb6#
- 2.Qc5#
- 2.Qe5#
- 1...Sh5
- 2.Qxb6#
- 2.Qc5#
- 1...Sa4
- 2.Qb4#
- 2.Qxa4#
- 2.Qd5#
- 2.Qe5#
- 1...Sc4
- 2.Qd5#
- 1...Sd5
- 2.Qc5#
- 2.Qxd5#
- 1...Sd7
- 2.Qb4#
- 2.Qa4#
- 2.Qd5#
- 1...Sa8
- 2.Qb4#
- 2.Qa4#
- 2.Qc5#
- 2.Qd5#
- 2.Qe5#
- 1...Sc8
- 2.Qb4#
- 2.Qa4#
- 2.Qc5#
- 2.Qd5#
- 2.Qe5#
- 1...Se8
- 2.Qxb6#
- 2.Qc5#
- 1...Se6!
- threat
- 1.Qa6?
- threat
- 2.Qd3#
- 2.Qxb6#
- 1...Sc4
- 2.Qxc4#
- 1...Sa4
- 2.Qd3#
- 2.Qc4#
- 2.Qxa4#
- 1...Sd5
- 2.Qd3#
- 2.Qc4#
- 1...Sd7
- 2.Qd3#
- 2.Qc4#
- 2.Qa4#
- 1...Sa8
- 2.Qd3#
- 2.Qc4#
- 2.Qa4#
- 1...Sc8
- 2.Qd3#
- 2.Qc4#
- 2.Qa4#
- 1...Se6
- 2.Qd3#
- 1...bxa6!
- threat
- 1.b4?
- threat
- 2.Qd2#
- 1...Sc4
- 2.Qxc4#
- 1...Kxc3!
- threat
- 1.Qb3?
- Keys
- 1.Qg8!
- 1...Sc4
- 2.Qxc4#
- 2.Qd5#
- 1...Sh5
- 2.Qg1#
- 1...Sa4
- 2.Qc4#
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...Sd7
- 2.Qc4#
- 2.Qd5#
- 1...Sa8
- 2.Qc4#
- 2.Qd5#
- 1...Sc8
- 2.Qc4#
- 2.Qd5#
- 1...Se6
- 2.Qg1#
- 1...Se8
- 2.Qg1#
- 1...Sc4
- 1.Qg8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 1
- Sets
- S(c);N_GUARD::QAR1(B),XS(c)
- Tries
- Try
- Q(B);
- Threat
- QAB(B),XS(c)
- Refutation
- S(e);
- Try
- Q(B);
- Threat
- DUALS(3)
- Vars
- S(e);::QAB1(B)
- Refutation
- S(e);XQ(B)
- Try
- Q(B);
- Threat
- QAB1(B)
- Vars
- S(c);SBLOCK::R1(D)
- Refutation
- S(e);
- Try
- Q(B);CHECK
- Vars
- S(c);N_GUARD,P_SPINS(c)::QAR1(B),XS(c)
- Refutation
- S(c);XQ(B)
- Try
- Q(B);
- Threat
- DUALS(3)
- Vars
- S(c);N_GUARD::QAR1(B)
- Refutation
- S(e);
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- S(c);N_GUARD::QAR1(B),XS(c)
- S(e);::QAR1(B)
- Refutation
- P(d);XQ(B)
- Try
- P(C);
- Threat
- QAR2(B)
- Vars
- S(c);N_GUARD::QAR1(B),XS(c)
- Refutation
- K(a);S_FLIGHT,XR(D)
- Try
- Actual
- Q(B);
- Vars
- S(e);OGATE::QAB(B)
- S(c);N_GUARD::QAR1(B),XS(c)
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).