MESON Chess Problem Database
Problem Display
PID: 103804 (8/8/pBr5/4N1Pr/k5BR/8/1R2b3/KN6 w - - 0 1)
Vaisanen, Kauko
Suomen Tehtavaniekat, 1997-1998
#2
8 + 5
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rc1
- 2.Bd7#
- 1...Rc2
- 2.Bd7#
- 1...Rc3
- 2.Bd7#
- 1...Rc4
- 2.Bd7#
- 1...Rc5
- 2.Bd7#
- 1...Rd6
- 2.Bd7#
- 1...Rf6
- 2.Bd7#
- 1...Rg6
- 2.Bd7#
- 1...Rh6
- 2.Bd7#
- 1...Rc7
- 2.Bd7#
- 1...Rc8
- 2.Bd7#
- 1...Bd1
- 2.Bxd1#
- 1...Bf1
- 2.Bd1#
- 1...Bd3
- 2.Bd1#
- 1...Bc4
- 2.Bd1#
- 1...Bb5
- 2.Bd1#
- 1...Rc1
- Tries
- 1.Bxe2+?
- 1...Rc4
- 2.Bd1#
- 2.Rxc4#
- 1...Rxh4!
- 1...Rc4
- 1.Bf3+?
- 1...Rc4
- 2.Bc6#
- 1...Bc4
- 2.Bd1#
- 2.Bxc6#
- 1...Rxh4!
- 1...Rc4
- 1.Bxh5+?
- 1...Rc4
- 2.Be8#
- 1...Bc4
- 2.Bd1#
- 1...Bg4!
- 1...Rc4
- 1.Bd7+?
- 1...Bc4
- 2.Bxc6#
- 2.Rxc4#
- 1...Bg4
- 2.Bxc6#
- 2.Rxg4#
- 1...Rxh4!
- 1...Bc4
- 1.Bxe2+?
- Keys
- 1.Sc4!
- threat
- 2.Sc3#
- 1...Rxc4
- 2.Bd7#
- 1...Bxc4
- 2.Bd1#
- threat
- 1.Sc4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 14
- Sets
- R(e);P_PINS(B)::R(E)+B(D),DCHECK
- R(e);::R(E)+B(D),DCHECK
- R(e);S_CUTB(a),S_CUTB(a),S_CUTR(c)::B(D)
- B(a);OGATE::R(E)+B(D),DCHECK,XB(a)
- B(a);OGATE::R(E)+B(D),DCHECK
- B(a);OGATE::B(D)
- Tries
- Try
- B(D);CHECK,XB(a)
- Refutation
- R(c);XR(E)
- Try
- B(D);CHECK
- Vars
- R(e);P_SPINR(e)::B(D)
- Refutation
- R(c);XR(E)
- Try
- B(D);CHECK,XR(c)
- Vars
- R(e);P_SPINR(e),S_CUTB(a),S_CUTB(a)::B(D)
- B(a);OGATE,P_SPINB(a)::B(D)
- Refutation
- B(a);P_SPINB(a)
- Try
- B(D);CHECK,P_PINR(e)
- Refutation
- R(c);XR(E)
- Try
- Actual
- S(F);
- Threat
- S(B)
- Vars
- R(e);OGATEB,XS(F)::B(D)
- B(a);OGATE,XS(F)::B(D)
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).