MESON Chess Problem Database
Problem Display
PID: 12032 (8/BB2pqp1/1N6/pknQ3r/p4p2/K1p5/1N3rbb/8 w - - 0 1)
Rychkov, Vladimir Nikolaevich
Zhurnal Golos, 1973
#2
6 + 13
| 4001 | Izbrannie Shakmatny Zadachi Vladimira Rychkova | 1997 |
SOLUTION
- SOUND
- Sets
- 1...Qg6
- 2.Qc4#
- 1...Qe8
- 2.Qc4#
- 1...Qf5
- 2.Qc4#
- 1...Qf6
- 2.Qc4#
- 1...Qf8
- 2.Qc4#
- 1...Rf3
- 2.Qc6#
- 1...Bf1
- 2.Qc6#
- 1...Bh3
- 2.Qc6#
- 1...f3
- 2.Qc6#
- 1...e6
- 2.Qc4#
- 1...Qg6
- Tries
- 1.S6xa4?
- threat
- 2.Sxc3#
- 1...cxb2
- 2.Sc3#
- 1...Qf6
- 2.Qc4#
- 1...Rf3
- 2.Qc6#
- 1...Rh3
- 2.Qxc5#
- 1...c2
- 2.Sc3#
- 1...Rc2!
- threat
- 1.Qd3+?
- 1...Qc4
- 2.Qxc4#
- 1...Sxd3!
- 1...Qc4
- 1.Qd7+?
- 1...Bc6
- 2.Qxc6#
- 1...Sxd7!
- 1...Bc6
- 1.S6xa4?
- Keys
- 1.Sa8!
- threat
- 2.Sc7#
- 1...f3
- 2.Qc6#
- 1...e5
- 2.Qxc5#
- 1...e6
- 2.Qc4#
- threat
- 1.Sa8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 8
- Sets
- Q(l);N_GUARD::QAB1(C)
- R(a);S_CUTB(b)::QAB1(C)
- B(b);N_GUARD::QAB1(C)
- P(f);S_CUTB(b)::QAB1(C)
- P(k);S_CUTQ(l)::QAB1(C)
- Tries
- Try
- S(D);XP(e)
- Threat
- S(D),XP(d)
- Vars
- P(d);XS(A)::S(D)
- Q(l);N_GUARD::QAB1(C)
- R(a);S_CUTB(b)::QAB1(C)
- R(j);N_GUARD::QAR1(C),XS(i)
- P(d);::S(D)
- Refutation
- R(a);
- Try
- Q(C);CHECK,N_PINS(i)
- Vars
- Q(l);N_GUARD,P_SPINQ(l)::QAB1(C),XQ(l)
- Refutation
- S(i);XQ(C)
- Try
- Q(C);CHECK,N_PINS(i)
- Vars
- B(b);N_GUARD,P_SPINB(b)::QAB1(C),XB(b)
- Refutation
- S(i);XQ(C)
- Try
- Actual
- S(D);
- Threat
- S(D)
- Vars
- P(f);S_CUTB(b)::QAB1(C)
- P(k);S_CUTR(j)::QAR1(C),XS(i)
- P(k);S_CUTQ(l)::QAB1(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).