With no explanation, label each line with "location-GPE", "organization-other", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Force
H
left
convoy
MC
4
that
afternoon
after
``
Ark
Royal
''
launched
six
Swordfish
for
the
defence
of
Malta
;
Force
A
joined
convoy
MC
4
at
dusk
.
Force:organization-other
H:organization-other
left:O
convoy:organization-other
MC:organization-other
4:organization-other
that:O
afternoon:O
after:O
``:organization-other
Ark:organization-other
Royal:organization-other
'':organization-other
launched:O
six:O
Swordfish:O
for:O
the:O
defence:O
of:O
Malta:location-GPE
;:O
Force:organization-other
A:organization-other
joined:O
convoy:organization-other
MC:organization-other
4:organization-other
at:O
dusk:O
.:O