MESON Chess Problem Database
Problem Display
PID: 165443 (8/7B/1P2K2N/QP2R3/2pk4/1pN2p2/6p1/5bq1 w - - 0 1)
Shire, David J
The Problemist Supplement, 2017
#2
8 + 7
| 5454 | Near Snap | 2019 |
SOLUTION
- SOUND
- Tries
- 1.Sb1?
- threat
- 2.Qc3#
- 1...c3
- 2.Qxc3#
- 1...Qe3!
- threat
- 1.Sd1?
- threat
- 2.Rd5#
- 2.Qc3#
- 1...c3
- 2.Qxc3#
- 1...Qe3!
- threat
- 1.Se2+?
- 1...fxe2
- 2.Qd2#
- 1...Bxe2!
- 1...fxe2
- 1.Sa4?
- threat
- 2.Qc3#
- 1...c3
- 2.Qxc3#
- 1...Qe3!
- threat
- 1.Re4+?
- 1...Kc5
- 2.Sa4#
- 1...Kd3!
- 1...Kc5
- 1.Qa1?
- threat
- 2.Se2#
- 1...Be2
- 2.Sxe2#
- 1...b2!
- threat
- 1.Sb1?
- Keys
- 1.Se4!
- threat
- 2.Qc3#
- 1...Kd3
- 2.Qd2#
- 1...Ke3
- 2.Qd2#
- 1...c3
- 2.Qxc3#
- 1...Qe3
- 2.Rd5#
- 1...Bd3
- 2.Sf5#
- threat
- 1.Se4!
Anticipated by 156456(2006)
This is a version of 18813
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(A);
- Threat
- QAB1(B)
- Vars
- P(f);::QAB1(B),XP(f)
- Refutation
- Q(b);P_PINR(D)
- Try
- S(A);
- Threat
- DUALS(2)
- Vars
- P(f);::QAB1(B),XP(f)
- Refutation
- Q(b);P_PINR(D)
- Try
- S(A);CHECK
- Vars
- P(e);XS(A)::QAR2(B)
- Refutation
- B(a);XS(A)
- Try
- S(A);
- Threat
- QAB1(B)
- Vars
- P(f);::QAB1(B),XP(f)
- Refutation
- Q(b);P_PINR(D)
- Try
- R(D);CHECK
- Vars
- K(g);S_FLIGHT::S(A)
- Refutation
- K(g);P-FLIGHT
- Try
- Q(B);
- Threat
- QAB(B)+S(A),DCHECK
- Vars
- B(a);::QAB(B)+S(A),DCHECK,XB(a)
- Refutation
- P(d);
- Try
- Actual
- S(A);
- Threat
- QAB1(B)
- Vars
- K(g);P-FLIGHT::QAR1(B)
- K(g);S_FLIGHT::QAB1(B)
- P(f);::QAB1(B),XP(f)
- Q(b);SBLOCK::R1(D)
- B(a);SBLOCK::S(G)
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).