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'''[[Main Page|Home]] * [[Evaluation]] * [[Evaluation of Pieces|of Pieces]] * Color Weakness'''
'''Color weakness''' denotes a situation in which one of the players does not have sufficient [[Square Control|control over the squares]] of a certain [[Color|color]]. This is usually caused by the lack of a [[Bishop|bishop]] of that color, coupled with the unfortunate [[Pawn Structure|pawn structure]]. In such situations, the opponent may use squares of that color to penetrate the opponent's position. [[Hans Kmoch]] defines insufficient occupation of the dark respectively light squares by pawns and bishop as black poverty or ''Melanpenie'' respectively white poverty or ''[https://en.wikipedia.org/wiki/Leukopenia Leukopenie]'' <ref>[[Hans Kmoch]] ('''1959, 1990'''). ''Pawn Power in Chess''. New York: Dover, 1990. ISBN 0-486-26486-6, [http://books.google.com/books?id=FT7hpAiec3EC&dq=Pawn+Power+in+Chess&pg=PP1&ots=q_yCx72Ms_&sig=sKrQzXouaweUYbwCjfTcaplUF4U&hl=de&sa=X&oi=book_result&resnum=1&ct=result#PPA1,M1 Google Books]</ref>.
=Examples=
Typical examples of a color weakness are:
* positions after the exchange of a [[Fianchetto|fianchettoed]] bishop (this is especially painful when it was a defender of the castled king)
* black exchanging a dark squared bishop in the [https://en.wikipedia.org/wiki/French_Defence French], the [https://en.wikipedia.org/wiki/Slav_Defense Slav] or the [https://en.wikipedia.org/wiki/Caro-Kann Caro-Kann] defences
* white exchanging a light-squared bishop in the [https://en.wikipedia.org/wiki/Queen%27s_Gambit_Declined Queen's Gambit Declined] or in the [https://en.wikipedia.org/wiki/Colle_System Colle]
* white exchanging a dark-squared bishop in the [https://en.wikipedia.org/wiki/King%27s_Indian_Defence King's Indian], most notably in [https://en.wikipedia.org/wiki/King%27s_Indian_Defence#S.C3.A4misch_Variation Sämisch]
=See also=
* [[Bad Bishop]]
* [[Square Control]]
=External Links=
* [https://en.wikipedia.org/wiki/Color_blindness Color blindness from Wikipedia]
* [[Videos#BobBerg|Bob Berg]] & [[Videos#MikeStern|Mike Stern]] Band - [http://www.basslessons.be/transcriptions.php?i=19 Chromazone], [https://en.wikipedia.org/wiki/YouTube YouTube] Video
: with [[Videos#DennisChambers|Dennis Chambers]] and [https://en.wikipedia.org/wiki/Lincoln_Goines Lincoln Goines], [https://en.wikipedia.org/wiki/The_Bottom_Line_%28venue%29 The Bottom Line], [https://en.wikipedia.org/wiki/New_York_City New York City], February 25, 1990
: {{#evu:https://www.youtube.com/watch?v=DRjjDjj9GvI|alignment=left|valignment=top}}
=References=
<references />
'''[[Evaluation of Pieces|Up one Level]]'''
[[Category:Hans Kmoch]]
'''Color weakness''' denotes a situation in which one of the players does not have sufficient [[Square Control|control over the squares]] of a certain [[Color|color]]. This is usually caused by the lack of a [[Bishop|bishop]] of that color, coupled with the unfortunate [[Pawn Structure|pawn structure]]. In such situations, the opponent may use squares of that color to penetrate the opponent's position. [[Hans Kmoch]] defines insufficient occupation of the dark respectively light squares by pawns and bishop as black poverty or ''Melanpenie'' respectively white poverty or ''[https://en.wikipedia.org/wiki/Leukopenia Leukopenie]'' <ref>[[Hans Kmoch]] ('''1959, 1990'''). ''Pawn Power in Chess''. New York: Dover, 1990. ISBN 0-486-26486-6, [http://books.google.com/books?id=FT7hpAiec3EC&dq=Pawn+Power+in+Chess&pg=PP1&ots=q_yCx72Ms_&sig=sKrQzXouaweUYbwCjfTcaplUF4U&hl=de&sa=X&oi=book_result&resnum=1&ct=result#PPA1,M1 Google Books]</ref>.
=Examples=
Typical examples of a color weakness are:
* positions after the exchange of a [[Fianchetto|fianchettoed]] bishop (this is especially painful when it was a defender of the castled king)
* black exchanging a dark squared bishop in the [https://en.wikipedia.org/wiki/French_Defence French], the [https://en.wikipedia.org/wiki/Slav_Defense Slav] or the [https://en.wikipedia.org/wiki/Caro-Kann Caro-Kann] defences
* white exchanging a light-squared bishop in the [https://en.wikipedia.org/wiki/Queen%27s_Gambit_Declined Queen's Gambit Declined] or in the [https://en.wikipedia.org/wiki/Colle_System Colle]
* white exchanging a dark-squared bishop in the [https://en.wikipedia.org/wiki/King%27s_Indian_Defence King's Indian], most notably in [https://en.wikipedia.org/wiki/King%27s_Indian_Defence#S.C3.A4misch_Variation Sämisch]
=See also=
* [[Bad Bishop]]
* [[Square Control]]
=External Links=
* [https://en.wikipedia.org/wiki/Color_blindness Color blindness from Wikipedia]
* [[Videos#BobBerg|Bob Berg]] & [[Videos#MikeStern|Mike Stern]] Band - [http://www.basslessons.be/transcriptions.php?i=19 Chromazone], [https://en.wikipedia.org/wiki/YouTube YouTube] Video
: with [[Videos#DennisChambers|Dennis Chambers]] and [https://en.wikipedia.org/wiki/Lincoln_Goines Lincoln Goines], [https://en.wikipedia.org/wiki/The_Bottom_Line_%28venue%29 The Bottom Line], [https://en.wikipedia.org/wiki/New_York_City New York City], February 25, 1990
: {{#evu:https://www.youtube.com/watch?v=DRjjDjj9GvI|alignment=left|valignment=top}}
=References=
<references />
'''[[Evaluation of Pieces|Up one Level]]'''
[[Category:Hans Kmoch]]
