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 ":".
On
May
4
,
2013
,
the
light
was
reactivated
and
has
been
operated
seasonally
ever
since
.
On:O
May:O
4:O
,:O
2013:O
,:O
the:O
light:O
was:O
reactivated:O
and:O
has:O
been:O
operated:O
seasonally:O
ever:O
since:O
.:O