MESON Chess Problem Database
Problem Display
PID: 7188 (8/8/3K1p2/1B2p3/1n1kr1b1/2p1p3/5Q2/6N1 w - - 0 1)
Barnes, Barry Peter
1st HM., St. Petersburg Quick Ty., 1998
#2
4 + 8
SOLUTION
- SOUND
- Sets
- 1...Be2
- 2.Sxe2#
- 1...Bf3
- 2.Sxf3#
- 1...Bh3
- 2.Se2#
- 2.Sf3#
- 1...Bf5
- 2.Se2#
- 2.Sf3#
- 1...Be6
- 2.Se2#
- 2.Sf3#
- 1...Bd7
- 2.Se2#
- 2.Sf3#
- 1...Bc8
- 2.Se2#
- 2.Sf3#
- 1...Be2
- Tries
- 1.Qf1?
- threat
- 2.Qc4#
- 1...Be2
- 2.Sxe2#
- 1...Be6
- 2.Se2#
- 2.Sf3#
- 1...Sd3
- 2.Qxd3#
- 1...e2!
- threat
- 1.Qa2?
- threat
- 2.Qc4#
- 2.Qa7#
- 1...Rf4
- 2.Qc4#
- 1...c2
- 2.Qc4#
- 2.Qa1#
- 2.Qb2#
- 1...e2
- 2.Qa7#
- 1...Be2
- 2.Sxe2#
- 2.Qa7#
- 1...Be6
- 2.Se2#
- 2.Sf3#
- 2.Qa7#
- 1...Sd3
- 2.Qc4#
- 2.Qd5#
- 1...Sd5
- 2.Qc4#
- 2.Qxd5#
- 1...Sa6
- 2.Qc4#
- 2.Qd5#
- 1...Sc6
- 2.Qc4#
- 2.Qd5#
- 1...Sxa2!
- threat
- 1.Qf3?
- threat
- 2.Se2#
- 1...Bxf3
- 2.Sxf3#
- 1...e2!
- threat
- 1.Qf1?
- Keys
- 1.Qe2!
- threat
- 2.Qc4#
- 1...Bxe2
- 2.Sxe2#
- 1...Be6
- 2.Sf3#
- 1...Sd3
- 2.Qxd3#
- threat
- 1.Qe2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- B(f);N_GUARD::S(A),XB(f)
- Tries
- Try
- Q(B);N_PINP(b)
- Threat
- QAR1(B)
- Vars
- B(f);N_GUARD::S(A),XB(f)
- S(c);N_GUARD::QAR1(B),XS(c)
- Refutation
- P(b);
- Try
- Q(B);N_PINP(b)
- Threat
- DUALS(2)
- Vars
- R(e);::QAR1(B)
- P(b);::QAB(B)
- Refutation
- S(c);XQ(B)
- Try
- Q(B);N_PINP(b)
- Threat
- S(A)
- Vars
- B(f);XQ(B)::S(A),XB(f)
- Refutation
- P(b);
- Try
- Actual
- Q(B);N_PINP(b)
- Threat
- QAR1(B)
- Vars
- B(f);XQ(B)::S(A),XB(f)
- B(f);N_GUARD::S(A)
- 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).