MESON Chess Problem Database
Problem Display
PID: 102012 (Qb6/6K1/1pP5/3Rp3/4kN2/1b3pPB/2N5/8 w - - 0 1)
Dyachuk, Vasyl Vasilovich
Umenie 64, 1996
#2
8 + 6
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Ba4
- 2.Qxa4#
- 1...Ba4
- Tries
- 1.Kf6?
- threat
- 2.Bf5#
- 1...exf4
- 2.Rd4#
- 1...f2
- 2.Bg2#
- 1...Bxc2!
- threat
- 1.Rd3?
- threat
- 2.Re3#
- 1...Bxc2
- 2.c7#
- 1...exf4!
- threat
- 1.Qa1?
- threat
- 2.Qe1#
- 1...exf4
- 2.Qd4#
- 1...f2
- 2.Qh1#
- 1...Bc4!
- threat
- 1.Qa4+?
- 1...Bc4
- 2.Qxc4#
- 1...Bxa4!
- 1...Bc4
- 1.Kf6?
- Keys
- 1.c7!
- threat
- 2.Rd4#
- 1...Bxc2
- 2.Rd3#
- 1...Bxd5
- 2.Qxd5#
- 1...exf4
- 2.Bf5#
- threat
- 1.c7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- B(a);N_GUARD::QAR(H),XB(a)
- Tries
- Try
- K(G);S_FLIGHT
- Threat
- B(C)
- Vars
- P(d);N_GUARD,XS(D)::R1(E)
- P(b);OGATEB::B(C)
- Refutation
- B(a);XS(A)
- Try
- R(E);
- Threat
- R1(E)
- Vars
- B(a);N_GUARD,XS(A)::QAB(H)+P(F)
- Refutation
- P(d);XS(D)
- Try
- Q(H);
- Threat
- QAR(H)
- Vars
- P(d);N_GUARD,XS(D)::QAR1(H)
- P(b);OGATEB::QAB(H)
- Refutation
- B(a);
- Try
- Q(H);CHECK
- Vars
- B(a);N_GUARD,P_SPINB(a)::QAR2(H),XB(a)
- Refutation
- B(a);XQ(H)
- Try
- Actual
- P(F);
- Threat
- QAB(H)+R(E),DCHECK
- Vars
- B(a);N_GUARD,XS(A)::QAB(H)+R(E)
- B(a);OGATE,P_SPINB(a),XR(E)::QAB1(H),XB(a)
- P(d);XS(D)::B(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).