MESON Chess Problem Database
Problem Display
PID: 15224 (8/8/1B6/3p4/1Q4K1/8/3N2kp/8 w - - 0 1)
Muller, Dieter
Il Duale, 1981
#2
4 + 3
| 3295 | Einfuhrung in die Welt des Schachproblem | 1984 |
SOLUTION
- SOUND
- Tries
- 1.Qa3?
- threat
- 2.Qf3#
- 1...Kh1
- 2.Qf3#
- 1...h1Q
- 2.Qg3#
- 1...h1S
- 2.Qh3#
- 1...h1B
- 2.Qg3#
- 2.Qh3#
- 1...h1R
- 2.Qg3#
- 1...d4!
- threat
- 1.Qc3?
- threat
- 2.Qf3#
- 1...Kh1
- 2.Qf3#
- 1...h1Q
- 2.Qg3#
- 1...h1S
- 2.Qh3#
- 1...h1B
- 2.Qg3#
- 2.Qh3#
- 1...h1R
- 2.Qg3#
- 1...d4!
- threat
- 1.Qc5?
- threat
- 2.Qxd5#
- 1...Kh1
- 2.Qxd5#
- 1...h1Q
- 2.Qf2#
- 1...h1S
- 2.Qg1#
- 1...h1B
- 2.Qg1#
- 2.Qf2#
- 1...h1R
- 2.Qf2#
- 1...d4!
- threat
- 1.Qf8?
- threat
- 2.Qf1#
- 2.Qf3#
- 1...Kh1
- 2.Qf1#
- 2.Qf3#
- 1...d4
- 2.Qf1#
- 1...h1Q
- 2.Qf2#
- 1...h1B
- 2.Qf2#
- 1...h1R
- 2.Qf2#
- 1...h1S!
- threat
- 1.Qb3?
- threat
- 2.Qxd5#
- 2.Qf3#
- 1...Kh1
- 2.Qxd5#
- 2.Qf3#
- 1...h1Q
- 2.Qg3#
- 1...h1S
- 2.Qh3#
- 1...h1B
- 2.Qg3#
- 2.Qh3#
- 1...h1R
- 2.Qg3#
- 1...d4!
- threat
- 1.Qf4?
- threat
- 2.Qf1#
- 2.Qf3#
- 1...Kh1
- 2.Qf1#
- 2.Qf3#
- 1...d4
- 2.Qf1#
- 1...h1Q
- 2.Qg3#
- 2.Qf2#
- 1...h1B
- 2.Qg3#
- 2.Qf2#
- 1...h1R
- 2.Qg3#
- 2.Qf2#
- 1...h1S!
- threat
- 1.Qb5?
- threat
- 2.Qf1#
- 2.Qxd5#
- 1...Kh1
- 2.Qf1#
- 2.Qxd5#
- 1...d4
- 2.Qf1#
- 1...h1Q
- 2.Qe2#
- 1...h1B
- 2.Qe2#
- 1...h1R
- 2.Qe2#
- 1...h1S!
- threat
- 1.Qa3?
- Keys
- 1.Qd4!
- threat
- 2.Qxd5#
- 1...Kh1
- 2.Qxd5#
- 1...h1Q
- 2.Qf2#
- 1...h1S
- 2.Qg1#
- 1...h1B
- 2.Qg1#
- 2.Qf2#
- 1...h1R
- 2.Qf2#
- threat
- 1.Qd4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- Tries
- Try
- Q(B);
- Threat
- QAB1(B)
- Vars
- K(a);S_FLIGHT::QAB(B)
- P(b);SBLOCK::QAR1(B)
- P(b);::QAB1(B)
- Refutation
- P(c);
- Try
- Q(B);
- Threat
- QAB1(B)
- Vars
- K(a);S_FLIGHT::QAB(B)
- P(b);SBLOCK::QAR1(B)
- P(b);::QAB1(B)
- Refutation
- P(c);
- Try
- Q(B);
- Threat
- QAB(B),XP(c)
- Vars
- K(a);S_FLIGHT::QAB(B),XP(c)
- P(b);SBLOCK::QAR1(B)
- P(b);N_GUARD::QAR1(B)
- Refutation
- P(c);
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- P(c);::QAB1(B)
- P(b);SBLOCK::QAR1(B)
- Refutation
- P(b);
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- P(b);SBLOCK::QAR1(B)
- P(b);::QAB1(B)
- Refutation
- P(c);
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- P(c);::QAB1(B)
- Refutation
- P(b);
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- P(c);::QAB1(B)
- P(b);SBLOCK::QAR2(B)
- Refutation
- P(b);
- Try
- Actual
- Q(B);
- Threat
- QAB(B),XP(c)
- Vars
- K(a);S_FLIGHT::QAB(B),XP(c)
- P(b);SBLOCK::QAR1(B)
- P(b);N_GUARD::QAR1(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).