With no explanation, label each line with "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
``
That
's
why
I
left
him
on
his
own
,
finally
,
''
Welles
said
later
,
``
because
we
'd
started
to
waste
too
much
time
haggling
.
''
``:O
That:O
's:O
why:O
I:O
left:O
him:O
on:O
his:O
own:O
,:O
finally:O
,:O
'':O
Welles:person-other
said:O
later:O
,:O
``:O
because:O
we:O
'd:O
started:O
to:O
waste:O
too:O
much:O
time:O
haggling:O
.:O
'':O