With no explanation, label each line with "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
area
inside
the
line
corresponds
approximately
to
Kharkiv
Oblast
and
contains
the
modern
city
of
Kharkiv
which
began
as
a
small
fort
about
1630
.
The:O
area:O
inside:O
the:O
line:O
corresponds:O
approximately:O
to:O
Kharkiv:location-GPE
Oblast:location-GPE
and:O
contains:O
the:O
modern:O
city:O
of:O
Kharkiv:location-GPE
which:O
began:O
as:O
a:O
small:O
fort:O
about:O
1630:O
.:O