With no explanation, label each line with "O", "location-island", "organization-company", "location-other", "location-GPE", "art-broadcastprogram", "art-film", "art-music", "art-other" or "art-painting" preceded by ":".
Grant
Aviation
is
a
regional
airline
that
serves
the
town
of
Kenai
,
the
Yukon-Kuskokwim
Delta
,
Bristol
Bay
,
and
the
Aleutian
Chain
in
Alaska
,
United
States
.
Grant:organization-company
Aviation:organization-company
is:O
a:O
regional:O
airline:O
that:O
serves:O
the:O
town:O
of:O
Kenai:location-GPE
,:O
the:O
Yukon-Kuskokwim:location-other
Delta:location-other
,:O
Bristol:location-other
Bay:location-other
,:O
and:O
the:O
Aleutian:location-island
Chain:location-island
in:O
Alaska:location-GPE
,:O
United:location-GPE
States:location-GPE
.:O