With no explanation, label each line with "location-GPE", "O", "location-road/railway/highway/transit", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
county
is
served
by
two
interstate
highways
:
I-25
(
US
87
)
runs
through
the
southwestern
corner
and
I-76
from
the
south
central
edge
northeastward
to
the
Morgan
county
border
.
The:O
county:O
is:O
served:O
by:O
two:O
interstate:O
highways:O
::O
I-25:location-road/railway/highway/transit
(:O
US:location-road/railway/highway/transit
87:location-road/railway/highway/transit
):O
runs:O
through:O
the:O
southwestern:O
corner:O
and:O
I-76:location-road/railway/highway/transit
from:O
the:O
south:O
central:O
edge:O
northeastward:O
to:O
the:O
Morgan:location-GPE
county:O
border:O
.:O