MESON Chess Problem Database
Problem Display
PID: 96625 (2b1r1B1/2p2R2/4n3/bP1k1p1r/1pN4p/1P1pBPp1/8/4Q1K1 w - - 0 1)
Pankratiev, Aleksandr Nikolaevich
Best Problems, 2003
#2
9 + 12
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rh6
- 2.Rxf5#
- 1...Rh7
- 2.Rxf5#
- 1...Rh8
- 2.Rxf5#
- 1...Ba6
- 2.Rd7#
- 1...Bb7
- 2.Rd7#
- 1...Bd7
- 2.Rxd7#
- 1...Sd4
- 2.Rxf5#
- 1...Sf4
- 2.Rxf5#
- 2.Rd7#
- 1...Sc5
- 2.Rxf5#
- 2.Rd7#
- 1...Sg5
- 2.Rxf5#
- 2.Rd7#
- 1...Sg7
- 2.Rxf5#
- 2.Rd7#
- 1...Sd8
- 2.Rxf5#
- 2.Rd7#
- 1...Sf8
- 2.Rxf5#
- 2.Rd7#
- 1...Rh6
- Tries
- 1.Bf2?
- threat
- 2.Qe5#
- 1...Sd4
- 2.Rxf5#
- 1...Sf4
- 2.Rxf5#
- 2.Rd7#
- 1...Sc5
- 2.Rxf5#
- 2.Rd7#
- 1...Sg5
- 2.Rxf5#
- 2.Rd7#
- 1...Sg7
- 2.Rxf5#
- 2.Rd7#
- 1...Sd8
- 2.Rxf5#
- 2.Rd7#
- 1...Sf8
- 2.Rxf5#
- 2.Rd7#
- 1...f4
- 2.Qe4#
- 1...gxf2+!
- threat
- 1.Bc5?
- threat
- 2.Qe5#
- 1...Kxc5
- 2.Qe5#
- 1...Sxc5
- 2.Rd7#
- 1...Sf4
- 2.Rxf5#
- 1...Sd4
- 2.Rxf5#
- 1...Sg5
- 2.Rxf5#
- 1...Sg7
- 2.Rxf5#
- 1...Sd8
- 2.Rxf5#
- 1...Sf8
- 2.Rxf5#
- 1...f4!
- threat
- 1.Bb6?
- threat
- 2.Qe5#
- 1...Sc5
- 2.Rd7#
- 1...Sf4
- 2.Rxf5#
- 2.Rd7#
- 1...Sd4
- 2.Rxf5#
- 2.Rd7#
- 1...Sg5
- 2.Rxf5#
- 2.Rd7#
- 1...Sg7
- 2.Rxf5#
- 2.Rd7#
- 1...Sd8
- 2.Rxf5#
- 2.Rd7#
- 1...Sf8
- 2.Rxf5#
- 2.Rd7#
- 1...f4
- 2.Qe4#
- 1...Bxb6+!
- threat
- 1.Ba7?
- threat
- 2.Qe5#
- 1...Sc5
- 2.Rd7#
- 1...Sf4
- 2.Rxf5#
- 2.Rd7#
- 1...Sd4
- 2.Rxf5#
- 2.Rd7#
- 1...Sg5
- 2.Rxf5#
- 2.Rd7#
- 1...Sg7
- 2.Rxf5#
- 2.Rd7#
- 1...Sd8
- 2.Rxf5#
- 2.Rd7#
- 1...Sf8
- 2.Rxf5#
- 2.Rd7#
- 1...f4
- 2.Qe4#
- 1...Bb6+!
- threat
- 1.Qa1?
- threat
- 2.Qe5#
- 1...Sd4
- 2.Rxf5#
- 1...Sf4
- 2.Rxf5#
- 2.Rd7#
- 1...Sc5
- 2.Rxf5#
- 2.Rd7#
- 1...Sg5
- 2.Rxf5#
- 2.Rd7#
- 1...Sg7
- 2.Rxf5#
- 2.Rd7#
- 1...Sd8
- 2.Rxf5#
- 2.Rd7#
- 1...Sf8
- 2.Rxf5#
- 2.Rd7#
- 1...f4!
- threat
- 1.Bf2?
- Keys
- 1.Bd4!
- threat
- 2.Qe5#
- 1...Kxd4
- 2.Qe5#
- 1...Sxd4
- 2.Rxf5#
- 1...Sf4
- 2.Rd7#
- 1...Sc5
- 2.Rd7#
- 1...Sg5
- 2.Rd7#
- 1...Sg7
- 2.Rd7#
- 1...Sd8
- 2.Rd7#
- 1...Sf8
- 2.Rd7#
- 1...f4
- 2.Qe4#
- threat
- 1.Bd4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 6
- Sets
- R(h);N_GUARD::R(H),XP(g)
- B(k);N_GUARD::R(H)
- B(k);N_GUARD::R(H),XB(k)
- S(i);::B(I)+R(H),DCHECK,XP(g)
- Tries
- Try
- B(D);
- Threat
- QAR1(A)
- Vars
- S(i);::B(I)+R(H),DCHECK,XP(g)
- P(g);N_GUARD::QAB1(A)
- Refutation
- P(b);CHECK,XB(D)
- Try
- B(D);
- Threat
- QAR1(A)
- Vars
- K(f);P-FLIGHT,XB(D)::QAR2(A)
- S(i);SBLOCK,XB(D)::B(I)+R(H),DCHECK
- S(i);::B(I)+R(H),DCHECK,XP(g)
- Refutation
- P(g);
- Try
- B(D);
- Threat
- QAR1(A)
- Vars
- S(i);::B(I)+R(H),DCHECK
- P(g);N_GUARD::QAB1(A)
- Refutation
- B(e);CHECK,XB(D)
- Try
- B(D);
- Threat
- QAR1(A)
- Vars
- S(i);::B(I)+R(H),DCHECK
- P(g);N_GUARD::QAB1(A)
- Refutation
- B(e);CHECK
- Try
- Q(A);
- Threat
- QAR1(A)
- Vars
- S(i);::B(I)+R(H),DCHECK,XP(g)
- Refutation
- P(g);
- Try
- Actual
- B(D);
- Threat
- QAR1(A)
- Vars
- K(f);P-FLIGHT,XB(D)::QAB1(A)
- S(i);SBLOCK,XB(D)::B(I)+R(H),DCHECK,XP(g)
- S(i);::B(I)+R(H),DCHECK
- P(g);N_GUARD::QAB1(A)
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).