With no explanation, label each line with "O", "event-disaster", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
His
1997
re-examination
of
Lord
Taylor
's
report
into
the
Hillsborough
disaster
is
seen
today
as
a
``
debacle
''
.
His:O
1997:O
re-examination:O
of:O
Lord:person-politician
Taylor:person-politician
's:O
report:O
into:O
the:O
Hillsborough:event-disaster
disaster:O
is:O
seen:O
today:O
as:O
a:O
``:O
debacle:O
'':O
.:O