MESON Chess Problem Database
Problem Display
PID: 108013 (5Kn1/1p1p4/N7/b1Q2Rp1/1q2k1P1/n3P2B/1N6/6Bb w - - 0 1)
Dujardin, Paul
Telescacco 92, 1995
#2
9 + 9
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Qe1
- 2.Qd4#
- 2.Qd5#
- 2.Qe5#
- 1...Qd2
- 2.Qe5#
- 1...Qc3
- 2.Qd5#
- 1...Qxc5+
- 2.Sxc5#
- 1...Qxb2
- 2.Qd5#
- 1...Qb3
- 2.Qd4#
- 2.Qe5#
- 1...Qa4
- 2.Qd5#
- 2.Qe5#
- 1...Qc4
- 2.Qe5#
- 1...Qd4
- 2.Qxd4#
- 1...Qb5
- 2.Qd4#
- 1...Qb6
- 2.Qd5#
- 2.Qe5#
- 1...Bg2
- 2.Bxg2#
- 1...Bf3
- 2.Re5#
- 1...Se7
- 2.Qe5#
- 1...d6
- 2.Qd5#
- 1...Qe1
- Tries
- 1.Ke8?
- threat
- 2.Qd5#
- 2.Qe5#
- 1...Qxc5
- 2.Sxc5#
- 1...Qxb2
- 2.Qd5#
- 1...Qd2
- 2.Qe5#
- 1...Qc3
- 2.Qd5#
- 1...Qb3
- 2.Qd4#
- 2.Qe5#
- 1...Qc4
- 2.Qe5#
- 1...Qd4
- 2.Qxd4#
- 1...Qb5
- 2.Qd4#
- 1...Bc7
- 2.Qd5#
- 1...Sc4
- 2.Qd4#
- 2.Qd5#
- 1...Se7
- 2.Qe5#
- 1...d5
- 2.Qxd5#
- 1...d6
- 2.Qd5#
- 1...Sf6+!
- threat
- 1.Sd3?
- threat
- 2.Sf2#
- 1...Qxc5+
- 2.Sdxc5#
- 2.Saxc5#
- 1...Qe1
- 2.Qd4#
- 2.Qd5#
- 1...Qd2
- 2.Qd4#
- 2.Qd5#
- 1...Qb2
- 2.Qd5#
- 1...Qd4
- 2.Qxd4#
- 1...Kxd3!
- threat
- 1.Sxb4?
- threat
- 2.Qd4#
- 2.Qd5#
- 2.Qe5#
- 1...Bb6
- 2.Qd5#
- 2.Qe5#
- 1...Bc7
- 2.Qd4#
- 2.Qd5#
- 1...Sc2
- 2.Qxc2#
- 2.Qd5#
- 2.Qe5#
- 1...Sc4
- 2.Qd4#
- 2.Qxc4#
- 2.Qd5#
- 1...Sb5
- 2.Qc2#
- 2.Qd5#
- 2.Qe5#
- 1...Sf6
- 2.Qd4#
- 2.Qe7#
- 2.Qe5#
- 1...Se7
- 2.Qd4#
- 2.Qxe7#
- 2.Qe5#
- 1...d5
- 2.Qd4#
- 2.Qxd5#
- 1...d6
- 2.Qd4#
- 2.Qd5#
- 1...Bxb4!
- threat
- 1.Qxb4+?
- 1...Sc4
- 2.Sc5#
- 2.Qxc4#
- 1...Bxb4+!
- 1...Sc4
- 1.Ke8?
- Keys
- 1.Bf1!
- threat
- 2.Bd3#
- 1...Qxc5+
- 2.Sxc5#
- 1...Qxb2
- 2.Qd5#
- 1...Qd2
- 2.Qe5#
- 1...Qc3
- 2.Qd5#
- 1...Qb3
- 2.Qd4#
- 2.Qe5#
- 1...Qc4
- 2.Qe5#
- 1...Qd4
- 2.Qxd4#
- 1...Qb5
- 2.Qd4#
- threat
- 1.Bf1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 4
- Sets
- Q(c);N_PINQ(F)::QAR1(F)
- Q(c);N_PINQ(F)::QAB1(F)
- Q(c);CHECK,XQ(F)::S(H),XQ(c)
- Q(c);N_PINQ(F),XS(B)::QAB1(F)
- Q(c);N_PINQ(F)::QAR1(F),XQ(c)
- B(a);N_GUARD::B(D),XB(a)
- B(a);SBLOCK::R1(G)
- S(i);N_PINQ(F)::QAR1(F)
- P(h);N_PINQ(F)::QAB1(F)
- Tries
- Try
- K(I);N_SPINQ(F),P-FLIGHT
- Threat
- DUALS(2)
- Vars
- Q(c);XQ(F)::S(H),XQ(c)
- Q(c);XS(B)::QAB1(F)
- Q(c);::QAR1(F)
- Q(c);::QAB1(F)
- Q(c);N_GUARD::QAR1(F),XQ(c)
- Q(c);N_GUARD::QAR1(F)
- B(e);::QAB1(F)
- S(i);::QAR1(F)
- P(h);::QAB1(F),XP(h)
- P(h);::QAB1(F)
- Refutation
- S(i);CHECK
- Try
- S(B);
- Threat
- S(B)
- Vars
- Q(c);N_PINQ(F)::QAB1(F)
- Q(c);N_PINQ(F)::QAR1(F),XQ(c)
- Refutation
- K(d);S_FLIGHT,XS(B)
- Try
- S(H);N_SPINQ(F),XQ(c)
- Threat
- DUALS(3)
- Refutation
- B(e);P_PINQ(F),XS(H)
- Try
- Q(F);CHECK,N_SPINQ(F),XQ(c)
- Refutation
- B(e);CHECK,XQ(F)
- Try
- Actual
- B(D);
- Threat
- B(D)
- Vars
- Q(c);CHECK,XQ(F)::S(H),XQ(c)
- Q(c);N_PINQ(F),XS(B)::QAB1(F)
- Q(c);N_PINQ(F)::QAR1(F)
- Q(c);N_PINQ(F)::QAB1(F)
- Q(c);N_PINQ(F)::QAR1(F),XQ(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).