With no explanation, label each line with "O", "location-GPE", "person-artist/author", "art-broadcastprogram", "person-director", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
Caught
on
a
Train
is
a
critically
successful
British
television
play
written
by
Stephen
Poliakoff
and
directed
by
Peter
Duffell
,
based
on
an
overnight
train
journey
across
Europe
,
and
following
the
route
of
a
journey
that
Poliakoff
had
himself
made
from
London
to
Vienna
.
Caught:art-broadcastprogram
on:art-broadcastprogram
a:art-broadcastprogram
Train:art-broadcastprogram
is:O
a:O
critically:O
successful:O
British:location-GPE
television:O
play:O
written:O
by:O
Stephen:person-artist/author
Poliakoff:person-artist/author
and:O
directed:O
by:O
Peter:person-director
Duffell:person-director
,:O
based:O
on:O
an:O
overnight:O
train:O
journey:O
across:O
Europe:location-GPE
,:O
and:O
following:O
the:O
route:O
of:O
a:O
journey:O
that:O
Poliakoff:person-director
had:O
himself:O
made:O
from:O
London:location-GPE
to:O
Vienna:location-GPE
.:O