With no explanation, label each line with "O", "location-mountain", "organization-company", "organization-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
Since
federal
troops
would
not
attack
the
Comanche
and
Kiowa
in
that
portion
of
the
Comancheria
,
the
Texas
Rangers
launched
the
incursion
into
the
Antelope
Hills
.
Since:O
federal:O
troops:O
would:O
not:O
attack:O
the:O
Comanche:organization-other
and:O
Kiowa:organization-other
in:O
that:O
portion:O
of:O
the:O
Comancheria:organization-company
,:O
the:O
Texas:organization-other
Rangers:organization-other
launched:O
the:O
incursion:O
into:O
the:O
Antelope:location-mountain
Hills:location-mountain
.:O