With no explanation, label each line with "O", "organization-company", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Ayer
&
amp
;
Son
handled
the
introduction
of
Camel
,
which
was
a
runaway
success
,
and
by
1925
,
Camel
had
won
40
%
of
the
market
and
R.J.
Reynolds
led
the
industry
.
Ayer:O
&:O
amp:O
;:O
Son:O
handled:O
the:O
introduction:O
of:O
Camel:organization-company
,:O
which:O
was:O
a:O
runaway:O
success:O
,:O
and:O
by:O
1925:O
,:O
Camel:organization-company
had:O
won:O
40:O
%:O
of:O
the:O
market:O
and:O
R.J.:person-other
Reynolds:person-other
led:O
the:O
industry:O
.:O