With no explanation, label each line with "O", "organization-company", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
This
was
later
followed
by
a
series
of
private
equity
sales
of
the
company
starting
in
February
2003
to
the
private
equity
firms
Candover
and
Cinven
.
This:O
was:O
later:O
followed:O
by:O
a:O
series:O
of:O
private:O
equity:O
sales:O
of:O
the:O
company:O
starting:O
in:O
February:O
2003:O
to:O
the:O
private:O
equity:O
firms:O
Candover:organization-company
and:O
Cinven:organization-company
.:O