With no explanation, label each line with "O", "location-park", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
When
founded
in
1964
,
SeaWorld
San
Diego
was
the
first
of
its
kind
to
feature
a
Dolphin
Cove
.
When:O
founded:O
in:O
1964:O
,:O
SeaWorld:location-park
San:location-park
Diego:location-park
was:O
the:O
first:O
of:O
its:O
kind:O
to:O
feature:O
a:O
Dolphin:O
Cove:O
.:O