With no explanation, label each line with "event-attack/battle/war/militaryconflict", "O", "location-bodiesofwater", "product-ship", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
``
Protector
``
served
in
the
South
Atlantic
and
in
the
Norwegian
Campaign
during
World
War
II
before
being
hit
by
an
aerial
torpedo
in
the
Mediterranean
.
``:O
Protector:product-ship
``:O
served:O
in:O
the:O
South:location-bodiesofwater
Atlantic:location-bodiesofwater
and:O
in:O
the:O
Norwegian:event-attack/battle/war/militaryconflict
Campaign:event-attack/battle/war/militaryconflict
during:O
World:event-attack/battle/war/militaryconflict
War:event-attack/battle/war/militaryconflict
II:event-attack/battle/war/militaryconflict
before:O
being:O
hit:O
by:O
an:O
aerial:O
torpedo:O
in:O
the:O
Mediterranean:location-bodiesofwater
.:O