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 ":".
She
followed
these
with
the
four-volume
``
Gypsy
Brenton
''
series
,
which
was
later
recognized
as
her
best-known
juvenile
writing
.
She:O
followed:O
these:O
with:O
the:O
four-volume:O
``:O
Gypsy:O
Brenton:O
'':O
series:O
,:O
which:O
was:O
later:O
recognized:O
as:O
her:O
best-known:O
juvenile:O
writing:O
.:O