With no explanation, label each line with "location-GPE", "building-other", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
It
took
place
on
April
5
,
2013
at
the
Hammerstein
Ballroom
in
New
York
,
New
York
.
It:O
took:O
place:O
on:O
April:O
5:O
,:O
2013:O
at:O
the:O
Hammerstein:building-other
Ballroom:building-other
in:O
New:location-GPE
York:location-GPE
,:O
New:location-GPE
York:location-GPE
.:O