MESON Chess Problem Database
Problem Display
PID: 81601 (8/1K6/p1p5/1k6/8/QB6/P7/8 w - - 0 1)
Zimmer, Eligiusz
The Problemist, 2008
#2
4 + 3
SOLUTION
- SOUND
- Sets
- 1...c5
- 2.Qa4#
- 1...c5
- Tries
- 1.Ka7?
- 1...c5
- 2.Qa4#
- 1...a5!
- 1...c5
- 1.Kc7?
- 1...c5
- 2.Qa4#
- 1...a5!
- 1...c5
- 1.Bd1?
- threat
- 2.Be2#
- 1...c5
- 2.Qa4#
- 1...Kc4!
- threat
- 1.Bc2?
- threat
- 2.Bd3#
- 1...c5
- 2.Qa4#
- 1...Kc4!
- threat
- 1.Ba4+?
- 1...Ka5
- 2.Bxc6#
- 1...Kc4!
- 1...Ka5
- 1.Qe7?
- 1...Ka5
- 2.Qc5#
- 1...a5
- 2.a4#
- 1...c5!
- 1...Ka5
- 1.Qf8?
- 1...Ka5
- 2.Qc5#
- 1...a5
- 2.a4#
- 1...c5!
- 1...Ka5
- 1.Ka7?
- Keys
- 1.Qd6!
- 1...Ka5
- 2.Qc5#
- 1...c5
- 2.Qb6#
- 1...a5
- 2.a4#
- 1...Ka5
- 1.Qd6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- P(c);SBLOCK::QAB1(B)
- Tries
- Try
- K(D);P-FLIGHT
- Vars
- P(c);SBLOCK::QAB1(B)
- Refutation
- P(b);
- Try
- K(D);P-FLIGHT
- Vars
- P(c);SBLOCK::QAB1(B)
- Refutation
- P(b);
- Try
- B(C);
- Threat
- B(C)
- Vars
- P(c);SBLOCK::QAB1(B)
- Refutation
- K(a);S_FLIGHT
- Try
- B(C);
- Threat
- B(C)
- Vars
- P(c);SBLOCK::QAB1(B)
- Refutation
- K(a);S_FLIGHT
- Try
- B(C);CHECK
- Vars
- K(a);OGATE,P-FLIGHT::QAR(B)+B(C),XP(c)
- Refutation
- K(a);S_FLIGHT
- Try
- Q(B);
- Vars
- K(a);P-FLIGHT::QAR2(B)
- P(b);SBLOCK::P(A)
- Refutation
- P(c);
- Try
- Q(B);
- Vars
- K(a);P-FLIGHT::QAR2(B)
- P(b);SBLOCK::P(A)
- Refutation
- P(c);
- Try
- Actual
- Q(B);
- Vars
- K(a);P-FLIGHT::QAR2(B)
- P(c);OGATE::QAR1(B)
- P(b);SBLOCK::P(A)
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).