chess-The Oxford Companion to Chess - First Edition by David Hooper & Kenneth Whyld

R.8 15b.rNcd7 16Bg3Nb6 17Qb3Nfd5 l8Bl3Rc4
19Nc4Oca 20Ri.4IAsAlekhinenotes, 20Oblvould
hxvc been heiter ) 20 . . . Nxc4 2l R.1 Qa3 22 Ncl
Rc3 23 Nxds Bxd5 24 Bxd5 Qxds 2.5 a4 816 26 N13
,.9,&:
CORRESPONDENCECHESS 79
Black\ iing is already .onlined to a space ol25
squares. Whilc drass the cordon lighler, Pro8res
sivcly reducingthis space as sho{n by the nunbers
1.. Kd4 2Kbrez)Kdr 3 Ra,1(17) Kd2 4Rda+Ke2
5 k2(12) Ke3 6Ra4K.2 ? R.3(3) Kel sKdr(o e
Kd2(6) I(ll r0k3Kg2 11Kc2(4)Ksl 12xRKh7 lr
CORX,SCREW COUNIER.GAMBIT, 543,
BLA.$URNEI jokinS de$ripiion.
CORNER, spccilicallythe square.1, a8. h1, orh8i
bulofte.usedto descnbe anareatharalsoincludes
some adjoining squarcs.
CORRECTION,
wrrile Black\ pices *ork rogcrhcr whie\ lack 6_
op ention: his mi nor piec.s arc unable to a*isr his m ajor
.i.os on rhe orhersid. oltheb.ard. 26. . Bb2 27 Re1
idS 28axb5 db5 2shre5 30Rbl.4 3lNd4Bxd4 32
Rdl Nxcl whfte Esisls.
Co'oRDINAIE NoTATION. a notation lor
which each r.nk andfle has its oNn idenrilication
enabling each square 10 be uniquely lahcllcd by its
co ordinalcs: shND{D loArIoN is the best
kno*n example. (see xoArIoN.)
CO-ORDINATE SQUAXES, see mNiucaE
co.oRDtNATION OF PIECES. see co
CORDEL DEFENCE, 417, sonetimes called the
Classical Defence, .nd 419, tNo unrclalcd variarions
in the spANrs orENrNc named after the
Geman author Oscar C.rdel (i843 1913). Tbe
Classical Defence is in the cdmNcEN Ms aild. !s
r^ENrs.Enoredin 1843, Nas long recommended by
Italian players who sould naiurally prefer such a
developmeni for th€ kingls bishop.
CORDON, rhe boundary ol an arca of the board in
which the delendeas kingisenclosed, atemused
whcn dcscribine the sinning process lor basic
maies and some other endgades without pawns.
%. ,e, w
%7&
w % zte:
,,e,
'{&
w
r&@w
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CORXESFONDENCI CEESS, a sane in shich
moves are scnt by post. Borh rhe mcmorizing of
opeoing va.iations and isualization are discounled,
for books nay b..o.sultedand lhe nen
nay be noved whcn a positioE is anattsed. Tbe
sloN pacc may be alleviated by the ofier oi
condirional moves, binding il acceptcd.
Thomas EbE rcfers io gamcs played berNeen
Venedan and Slavonian merchanh in tbe 17th
entury, although they lound the fansnission ol
movcs expensive. There nay well havc bccn
earlier ganes of lhis kind. However, lhe'golden
age' oicoftespondence chesswas inlhe 6isthauoi
rhe l9rh centu.y. Players Iron dillerenlcirics and
countnes cotrld dot easily compcte in any other
say,.nd corespondcn.e games took lhePlaceol
the oveFthe-board toumamenls andmalches thar
bccame increasi.Bly prevalent shen havcl la.ilities
improved Tbe earliestk.own postal game was
belween playes livinC at B.eda and The Hague,
losns about 40 miles (65 kn) apart. The mosl
important match Nas bet*een the clubs of Edinbnrgh
(which won +2=2 1)and London.182.l-8.
Several ne{spapes publishcd the moves and for
fie nrst time a wide readership ould study the
games oI contenporary playes: an era ol open
ganes and atlackin8 play bcgan and the s.dtH
GAMBIT became orc oI the lavoured weaPons
tovards this cnd. The lerters *ere caried a
dnhnce ol nea.ly ,100 niles (650 km) by mail coach
travellidg dayand.igh!i ateachof aboutS0staging
posrs four horscs stood ready, to be placed in tbe
shalts {ilhin 6ve ninurestbreaks for three neals a
day se.e resrrided to 20 or 30 minulcs; and the
letters were delireredwithin th.ee days (By 1836
thejour.et lime had been reduced 1042nours53
ninules.) In 1834-{ the Paris Club delealed the
weslminster Club (+2) and in 1842 n Pest de
lealed Pa s (+2). .esulls rhal indicate Fran@-s
supcrioity in tbe 1830s and her declinc in thc
1840s. The high @st of postagc, howeve., was a
detefenl. For example. each letler lron London
to Edinburgh cosl ls. 1d.. more tban a labourer's
dailywape. Conseqnenrly nost ol the early ganes