MESON Chess Problem Database
Problem Display
PID: 88465 (8/8/8/2N1P3/4p3/3pk1K1/1QR5/1B3b2 w - - 0 1)
Godbout, Alain J
Uralski Problemist, 2001
#2
6 + 4
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Tries
- 1.Sxd3?
- 1...Kxd3
- 2.Qc3#
- 1...Bxd3
- 2.Qb6#
- 1...Be2
- 2.Rxe2#
- 1...Bg2
- 2.Re2#
- 1...Bh3
- 2.Re2#
- 1...exd3!
- 1...Kxd3
- 1.Re2+?
- 1...dxe2
- 2.Qc3#
- 1...Bxe2!
- 1...dxe2
- 1.Rg2?
- threat
- 2.Qf2#
- 1...d2
- 2.Qxd2#
- 1...Be2!
- threat
- 1.Rh2?
- threat
- 2.Qf2#
- 1...d2
- 2.Qxd2#
- 1...Be2!
- threat
- 1.Qc1+?
- 1...d2
- 2.Qxd2#
- 1...Kd4!
- 1...d2
- 1.Sxd3?
- Keys
- 1.Rc4!
- threat
- 2.Rxe4#
- 2.Qf2#
- 1...d2
- 2.Rxe4#
- 1...Be2
- 2.Rxe4#
- 1...Bg2
- 2.Qf2#
- threat
- 1.Rc4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(E);XP(b)
- Vars
- K(c);OGATEB,P-FLIGHT,XS(E)::QAR1(B)
- B(a);SBLOCK,XS(E)::QAB(B)
- B(a);N_GUARD::R1(C),XB(a)
- B(a);N_GUARD::R1(C)
- Refutation
- P(d);XS(E)
- Try
- R(C);CHECK
- Vars
- P(b);SBLOCK,S_CUTB(a),XR(C)::QAR2(B)
- Refutation
- B(a);XR(C)
- Try
- R(C);
- Threat
- QAB1(B)
- Vars
- P(b);::QAB1(B),XP(b)
- Refutation
- B(a);
- Try
- R(C);
- Threat
- QAB1(B)
- Vars
- P(b);::QAB1(B),XP(b)
- Refutation
- B(a);
- Try
- Q(B);CHECK
- Vars
- P(b);P_SPINP(b)::QAB1(B),XP(b)
- Refutation
- K(c);S_FLIGHT
- Try
- Actual
- R(C);
- Threat
- DUALS(2)
- Vars
- P(b);::R1(C),XP(d)
- B(a);::R1(C),XP(d)
- B(a);::QAB1(B)
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).