With no explanation, label each line with "O", "location-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
On
14
February
,
he
was
killed
at
RAF
Northolt
after
his
Spitfire
(
BL432
)
broke
up
at
and
the
resulting
G-forces
as
the
aircraft
corkscrewed
held
him
inside
and
prevented
him
bailing
out
.
On:O
14:O
February:O
,:O
he:O
was:O
killed:O
at:O
RAF:location-other
Northolt:location-other
after:O
his:O
Spitfire:O
(:O
BL432:O
):O
broke:O
up:O
at:O
and:O
the:O
resulting:O
G-forces:O
as:O
the:O
aircraft:O
corkscrewed:O
held:O
him:O
inside:O
and:O
prevented:O
him:O
bailing:O
out:O
.:O