MESON Chess Problem Database
Problem Display
PID: 135623 (2B5/6p1/5P1p/7k/8/7K/5Q2/8 w - - 0 1)
Lincoln, Robert A
StrateGems, 2010
#2
4 + 3
SOLUTION
- SOUND
- Sets
- 1...Kg5
- 2.Qf5#
- 1...gxf6
- 2.Qf5#
- 1...g6
- 2.Qh4#
- 1...Kg5
- Tries
- 1.Bg4+?
- 1...Kg5
- 2.Qf5#
- 1...Kg6!
- 1...Kg5
- 1.Bd7?
- 1...Kg5
- 2.Qf5#
- 1...gxf6
- 2.Qf5#
- 1...g5
- 2.Be8#
- 1...g6
- 2.Qh4#
- 1...Kg6!
- 1...Kg5
- 1.Qc2?
- 1...Kg5
- 2.Qf5#
- 1...gxf6
- 2.Qf5#
- 1...g5
- 2.Bg4#
- 1...g6!
- 1...Kg5
- 1.Qf3+?
- 1...Kg5
- 2.Qf5#
- 1...Kg6!
- 1...Kg5
- 1.fxg7?
- threat
- 2.Qf5#
- 1...Kg5
- 2.Qf5#
- 1...Kg6!
- threat
- 1.f7?
- 1...Kg5
- 2.Qf5#
- 1...Kg6
- 2.Qf5#
- 1...g6
- 2.Qh4#
- 1...g5!
- 1...Kg5
- 1.Bg4+?
- Keys
- 1.Be6!
- 1...Kg5
- 2.Qf5#
- 1...Kg6
- 2.Qf5#
- 1...gxf6
- 2.Qf5#
- 1...g5
- 2.Bf7#
- 1...g6
- 2.Qh4#
- 1...Kg5
- 1.Be6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- K(a);P-FLIGHT::QAR1(A)
- P(c);N_GUARD,XP(C)::QAR2(A)
- P(c);SBLOCK::QAR1(A)
- Tries
- Try
- B(D);CHECK
- Vars
- K(a);P-FLIGHT::QAR1(A)
- Refutation
- K(a);S_FLIGHT
- Try
- B(D);
- Vars
- K(a);P-FLIGHT::QAR1(A)
- P(c);N_GUARD,XP(C)::QAR2(A)
- P(c);N_GUARD,SBLOCK::B(D)
- P(c);SBLOCK::QAR1(A)
- Refutation
- K(a);S_FLIGHT
- Try
- Q(A);
- Vars
- K(a);P-FLIGHT::QAR1(A)
- P(c);N_GUARD,XP(C)::QAR2(A)
- P(c);SBLOCK::B(D)
- Refutation
- P(c);
- Try
- Q(A);CHECK
- Vars
- K(a);P-FLIGHT::QAR1(A)
- Refutation
- K(a);S_FLIGHT
- Try
- P(C);XP(c)
- Threat
- QAR2(A)
- Vars
- K(a);P-FLIGHT::QAR1(A)
- Refutation
- K(a);S_FLIGHT
- Try
- P(C);
- Vars
- K(a);P-FLIGHT::QAR1(A)
- K(a);S_FLIGHT::QAB1(A)
- P(c);SBLOCK::QAR1(A)
- Refutation
- P(c);
- Try
- Actual
- B(D);
- Vars
- K(a);P-FLIGHT::QAR1(A)
- K(a);S_FLIGHT::QAB1(A)
- P(c);N_GUARD,XP(C)::QAR2(A)
- P(c);N_GUARD,SBLOCK::B(D)
- P(c);SBLOCK::QAR1(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).