MESON Chess Problem Database
Problem Display
PID: 59496 (B3QB2/8/8/p7/2p5/1k6/8/2K5 w - - 0 1)
Lincoln, Robert A
The Problemist Supplement, 2005
#2
4 + 3
| 778 | Amirov MT | 2005 |
| 5454 | Near Snap | 2005 |
| 145 | StrateGems | 2006 |
SOLUTION
- SOUND
- Sets
- 1...Ka2
- 2.Qa4#
- 1...Kc3
- 2.Qe3#
- 1...c3
- 2.Bd5#
- 1...Ka2
- Tries
- 1.Kb1?
- 1...Kc3
- 2.Qe3#
- 1...c3
- 2.Bd5#
- 2.Qb5#
- 1...a4!
- 1...Kc3
- 1.Bh1?
- 1...Ka2
- 2.Qa4#
- 1...Kc3
- 2.Qe3#
- 1...c3
- 2.Bd5#
- 1...a4!
- 1...Ka2
- 1.Bg2?
- 1...Ka2
- 2.Qa4#
- 1...Kc3
- 2.Qe3#
- 1...c3
- 2.Bd5#
- 1...a4!
- 1...Ka2
- 1.Bf3?
- 1...Ka2
- 2.Qa4#
- 1...Kc3
- 2.Qe3#
- 1...c3
- 2.Bd5#
- 1...a4!
- 1...Ka2
- 1.Bd5?
- 1...Ka2
- 2.Qa4#
- 1...Kc3
- 2.Qe3#
- 1...a4!
- 1...Ka2
- 1.Bb7?
- 1...Ka2
- 2.Qa4#
- 1...Kc3
- 2.Qe3#
- 1...c3
- 2.Bd5#
- 1...a4!
- 1...Ka2
- 1.Bc5?
- 1...Ka2
- 2.Qa4#
- 1...Kc3
- 2.Qe3#
- 1...c3
- 2.Bd5#
- 1...a4!
- 1...Ka2
- 1.Bd6?
- 1...Ka2
- 2.Qa4#
- 1...Kc3
- 2.Qe3#
- 1...c3
- 2.Bd5#
- 1...a4!
- 1...Ka2
- 1.Qb5+?
- 1...Ka2
- 2.Qa4#
- 2.Qb1#
- 2.Qb2#
- 1...Kc3!
- 1...Ka2
- 1.Qe2?
- threat
- 2.Qc2#
- 1...Kc3
- 2.Qe3#
- 1...Ka4
- 2.Qxc4#
- 1...c3!
- threat
- 1.Qe3+?
- 1...Ka2
- 2.Qa3#
- 1...Ka4
- 2.Bc6#
- 1...c3!
- 1...Ka2
- 1.Qb8+?
- 1...Ka2
- 2.Qb1#
- 2.Qb2#
- 1...Ka4
- 2.Bc6#
- 1...Kc3!
- 1...Ka2
- 1.Kb1?
- Keys
- 1.Qe4!
- threat
- 2.Qc2#
- 1...Ka2
- 2.Qb1#
- 1...Kc3
- 2.Qe3#
- 1...Ka4
- 2.Qxc4#
- 1...c3
- 2.Bd5#
- threat
- 1.Qe4!
Anticipated by 10095(1962)
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- K(a);S_FLIGHT::QAR2(C)
- K(a);P-FLIGHT::QAR2(C)
- P(b);OGATEB,SBLOCK::B(B)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- K(a);P-FLIGHT::QAR2(C)
- Refutation
- P(c);
- Try
- B(B);
- Vars
- K(a);S_FLIGHT::QAR2(C)
- K(a);P-FLIGHT::QAR2(C)
- P(b);OGATEB,SBLOCK::B(B)
- Refutation
- P(c);
- Try
- B(B);
- Vars
- K(a);S_FLIGHT::QAR2(C)
- K(a);P-FLIGHT::QAR2(C)
- P(b);OGATEB,SBLOCK::B(B)
- Refutation
- P(c);
- Try
- B(B);
- Vars
- K(a);S_FLIGHT::QAR2(C)
- K(a);P-FLIGHT::QAR2(C)
- P(b);OGATEB,SBLOCK::B(B)
- Refutation
- P(c);
- Try
- B(B);P_PINP(b)
- Vars
- K(a);S_FLIGHT::QAR2(C)
- K(a);N_SPINP(b),P-FLIGHT::QAR2(C)
- Refutation
- P(c);
- Try
- B(B);
- Vars
- K(a);S_FLIGHT::QAR2(C)
- K(a);P-FLIGHT::QAR2(C)
- P(b);OGATEB,SBLOCK::B(B)
- Refutation
- P(c);
- Try
- B(D);
- Vars
- K(a);S_FLIGHT::QAR2(C)
- K(a);P-FLIGHT::QAR2(C)
- P(b);OGATEB,SBLOCK::B(B)
- Refutation
- P(c);
- Try
- B(D);
- Vars
- K(a);S_FLIGHT::QAR2(C)
- K(a);P-FLIGHT::QAR2(C)
- P(b);OGATEB,SBLOCK::B(B)
- Refutation
- P(c);
- Try
- Q(C);CHECK
- Refutation
- K(a);P-FLIGHT
- Try
- Q(C);
- Threat
- QAB1(C)
- Vars
- K(a);P-FLIGHT::QAR2(C)
- K(a);S_FLIGHT::QAR2(C),XP(b)
- Refutation
- P(b);
- Try
- Q(C);CHECK
- Vars
- K(a);OGATE,S_FLIGHT::QAR1(C)
- K(a);S_FLIGHT::B(B)
- Refutation
- P(b);P_SPINP(b)
- Try
- Q(C);CHECK
- Vars
- K(a);S_FLIGHT::B(B)
- Refutation
- K(a);P-FLIGHT
- Try
- Actual
- Q(C);
- Threat
- QAB1(C)
- Vars
- K(a);S_FLIGHT::QAB1(C)
- K(a);P-FLIGHT::QAR2(C)
- K(a);P_SPINP(b),S_FLIGHT::QAR2(C),XP(b)
- P(b);OGATEB,SBLOCK::B(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).