With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
It
is
marked
in
a
green
paint
scheme
with
yellow
marking
as
``
West
Isle
Line
''
engine
number
``
3399
''
.
It:O
is:O
marked:O
in:O
a:O
green:O
paint:O
scheme:O
with:O
yellow:O
marking:O
as:O
``:O
West:O
Isle:O
Line:O
'':O
engine:O
number:O
``:O
3399:O
'':O
.:O