MESON Chess Problem Database
Problem Display
PID: 103464 (Q7/7q/1Bp1P3/3B4/2p2p2/3k4/3PR2R/2Kb3N w - - 0 1)
Banny, Dimitry Nikolaevich
Tikhookeanski Komsomolets, 1985
#2
9 + 6
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Qe4
- 2.Bxe4#
- 1...Qg8
- 2.Be4#
- 1...Qh3
- 2.Be4#
- 1...Qh4
- 2.Be4#
- 1...Qh5
- 2.Be4#
- 1...Qh6
- 2.Be4#
- 1...Qa7
- 2.Be4#
- 1...Qb7
- 2.Be4#
- 1...Qc7
- 2.Be4#
- 1...Qd7
- 2.Be4#
- 1...Qe7
- 2.Be4#
- 1...Qf7
- 2.Be4#
- 1...Qg7
- 2.Be4#
- 1...Qh8
- 2.Be4#
- 1...Bxe2
- 2.Sf2#
- 1...c3
- 2.Qa6#
- 1...f3
- 2.Re3#
- 1...cxd5
- 2.Qxd5#
- 1...Qe4
- Tries
- 1.Kxd1?
- threat
- 2.Sf2#
- 1...Qxh2
- 2.Be4#
- 1...Qh4
- 2.Be4#
- 1...c5!
- threat
- 1.Re1?
- threat
- 2.Sf2#
- 1...Qxh2
- 2.Be4#
- 1...Qh4
- 2.Be4#
- 1...c5!
- threat
- 1.Qxc6?
- threat
- 2.Bxc4#
- 2.Qxc4#
- 1...Qe4
- 2.Bxe4#
- 1...Qc7
- 2.Bxc4#
- 2.Be4#
- 1...c3
- 2.Bc4#
- 2.Qb5#
- 2.Qxc3#
- 2.Qc4#
- 1...Bb3!
- threat
- 1.Qa1?
- threat
- 2.Qc3#
- 2.Qd4#
- 1...Qe4
- 2.Bxe4#
- 2.Qc3#
- 1...Qg7
- 2.Be4#
- 1...Qh8
- 2.Be4#
- 1...c3
- 2.Qxc3#
- 2.Qa6#
- 1...c5
- 2.Qc3#
- 1...Qxh2!
- threat
- 1.Qa3+?
- 1...c3
- 2.Qxc3#
- 2.Qa6#
- 1...Bb3!
- 1...c3
- 1.Qa5?
- threat
- 2.Qc3#
- 1...Qg7
- 2.Be4#
- 1...Qh8
- 2.Be4#
- 1...c3
- 2.Qxc3#
- 2.Qa6#
- 1...Qxh2!
- threat
- 1.Qd8?
- threat
- 2.Be4#
- 1...Qxh2
- 2.Bf3#
- 1...Bxe2
- 2.Sf2#
- 1...cxd5
- 2.Qxd5#
- 1...Qe4
- 2.Bxe4#
- 1...c3!
- threat
- 1.Qh8?
- threat
- 2.Qc3#
- 2.Qd4#
- 2.Qxh7#
- 1...Qxh8
- 2.Be4#
- 1...Qe4
- 2.Bxe4#
- 2.Qc3#
- 1...Qf5
- 2.Qc3#
- 2.Qd4#
- 1...Qg6
- 2.Qc3#
- 2.Qd4#
- 1...Qg8
- 2.Be4#
- 2.Qc3#
- 2.Qd4#
- 1...Qh3
- 2.Be4#
- 2.Qc3#
- 2.Qd4#
- 1...Qh4
- 2.Be4#
- 2.Qc3#
- 2.Qd4#
- 1...Qh5
- 2.Be4#
- 2.Qc3#
- 2.Qd4#
- 1...Qh6
- 2.Be4#
- 2.Qc3#
- 2.Qd4#
- 1...Qa7
- 2.Be4#
- 2.Qc3#
- 2.Qd4#
- 1...Qb7
- 2.Be4#
- 2.Qc3#
- 2.Qd4#
- 1...Qc7
- 2.Be4#
- 2.Qc3#
- 2.Qd4#
- 1...Qd7
- 2.Be4#
- 2.Qc3#
- 2.Qd4#
- 1...Qe7
- 2.Be4#
- 2.Qc3#
- 2.Qd4#
- 1...Qf7
- 2.Be4#
- 2.Qc3#
- 2.Qd4#
- 1...Qg7
- 2.Be4#
- 1...c3
- 2.Qxc3#
- 2.Qd4#
- 2.Qxh7#
- 1...c5
- 2.Qc3#
- 1...Qxh2!
- threat
- 1.Kxd1?
- Keys
- 1.Bf3!
- threat
- 2.Sf2#
- 1...Qxh2
- 2.Qd8#
- 1...c3
- 2.Qa6#
- 1...c5
- 2.Qd5#
- 1...Qh4
- 2.Be4#
- threat
- 1.Bf3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 16
- Sets
- Q(f);N_GUARD::B(F),XQ(f)
- Q(f);N_GUARD::B(F)
- B(a);SBLOCK,XR(D)::S(B)
- P(c);OGATEB::QAB(I)
- P(d);N_GUARD::R1(D)
- P(e);OGATE,XB(F)::QAR2(I),XP(e)
- Tries
- Try
- K(A);P-FLIGHT,XB(a)
- Threat
- S(B)
- Vars
- Q(f);N_GUARD,XR(E)::B(F)
- Q(f);N_GUARD::B(F)
- Refutation
- P(e);
- Try
- R(D);
- Threat
- S(B)
- Vars
- Q(f);N_GUARD,XR(E)::B(F)
- Q(f);N_GUARD::B(F)
- Refutation
- P(e);
- Try
- Q(I);XP(e)
- Threat
- DUALS(2)
- Vars
- Q(f);N_GUARD::B(F),XQ(f)
- Refutation
- B(a);
- Try
- Q(I);
- Threat
- DUALS(2)
- Vars
- Q(f);N_GUARD::B(F)
- P(e);::QAR1(I)
- Refutation
- Q(f);XR(E)
- Try
- Q(I);CHECK
- Refutation
- B(a);P_SPINB(a)
- Try
- Q(I);
- Threat
- QAR1(I)
- Vars
- Q(f);N_GUARD::B(F)
- Refutation
- Q(f);XR(E)
- Try
- Q(I);
- Threat
- QAR(I)+B(F),DCHECK
- Vars
- Q(f);N_GUARD,XR(E)::QAR(I)+B(F)
- B(a);SBLOCK,XR(D)::S(B)
- P(e);OGATE,P_SPINP(e),XB(F)::QAR2(I),XP(e)
- Q(f);::QAR(I)+B(F),DCHECK,XQ(f)
- Refutation
- P(c);
- Try
- Q(I);
- Threat
- DUALS(3)
- Vars
- Q(f);N_GUARD,XQ(I)::B(F)
- Q(f);N_GUARD::B(F)
- P(e);::QAR1(I)
- Refutation
- Q(f);XR(E)
- Try
- Actual
- B(F);
- Threat
- S(B)
- Vars
- Q(f);N_GUARD,XR(E)::QAR(I)
- P(c);OGATEB::QAB(I)
- P(e);OGATE::QAR2(I)
- Q(f);N_GUARD::B(F)
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).