With no explanation, label each line with "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
During
the
early
19th
Century
in
the
United
States
,
Christmas
became
more
of
a
family-centered
activity
.
During:O
the:O
early:O
19th:O
Century:O
in:O
the:O
United:location-GPE
States:location-GPE
,:O
Christmas:O
became:O
more:O
of:O
a:O
family-centered:O
activity:O
.:O