MESON Chess Problem Database
Problem Display
PID: 90170 (5B1N/1p1R1P2/1Rp1Pk1p/Q6P/6K1/8/n7/1b6 w - - 0 1)
Wessels, Martin
Die Schwalbe, 1998
#2
9 + 6
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Kxe6
- 2.Rd6#
- 1...Bf5+
- 2.Qxf5#
- 1...Kxe6
- Tries
- 1.Be7+?
- 1...Kxe6
- 2.Qd5#
- 2.f8S#
- 1...Kg7!
- 1...Kxe6
- 1.Bg7+?
- 1...Kxe6
- 2.Qd5#
- 2.f8S#
- 1...Kxg7!
- 1...Kxe6
- 1.Rd6?
- threat
- 2.e7#
- 1...Bf5+
- 2.Qxf5#
- 1...c5!
- threat
- 1.Qc3+?
- 1...Kxe6
- 2.Rd6#
- 1...Sxc3!
- 1...Kxe6
- 1.Qg5+?
- 1...Kxe6
- 2.Rd6#
- 2.Qe7#
- 1...hxg5!
- 1...Kxe6
- 1.e7?
- threat
- 2.Rd6#
- 1...Bf5+
- 2.Qxf5#
- 1...Ke6!
- threat
- 1.Be7+?
- Keys
- 1.Kf4!
- threat
- 2.Qe5#
- 1...Kxe6
- 2.Rd6#
- 1...c5
- 2.e7#
- threat
- 1.Kf4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- K(d);OGATEB,P-FLIGHT,P_SPINP(c),XP(E)::R1(F)
- B(a);CHECK,N_GUARD::QAR1(B),XB(a)
- Tries
- Try
- B(H);CHECK
- Refutation
- K(d);S_FLIGHT
- Try
- B(H);CHECK
- Refutation
- K(d);S_FLIGHT,XB(H)
- Try
- R(F);
- Threat
- R(F)+P(E)
- Vars
- B(a);CHECK,N_GUARD::QAR1(B),XB(a)
- Refutation
- P(c);
- Try
- Q(B);CHECK
- Vars
- K(d);P-FLIGHT,P_SPINP(c),XP(E)::R1(F)
- Refutation
- S(b);XQ(B)
- Try
- Q(B);CHECK
- Refutation
- P(e);XQ(B)
- Try
- P(E);P_PINP(c)
- Threat
- R(F)
- Vars
- B(a);CHECK,N_GUARD::QAR1(B),XB(a)
- Refutation
- K(d);P-FLIGHT
- Try
- Actual
- K(A);P-FLIGHT
- Threat
- QAB1(B)
- Vars
- K(d);OGATEB,P-FLIGHT,P_SPINP(c),XP(E)::R1(F)
- P(c);::R(D)+P(E)
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).