With no explanation, label each line with "O", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
According
to
one
source
,
``
Every
Norton
school
child
has
been
entertained
with
the
legend
of
King
Phillip
's
Cave
.
''
According:O
to:O
one:O
source:O
,:O
``:O
Every:O
Norton:O
school:O
child:O
has:O
been:O
entertained:O
with:O
the:O
legend:O
of:O
King:person-politician
Phillip:person-politician
's:O
Cave:O
.:O
'':O