With no explanation, label each line with "O", "location-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
It
was
therefore
also
known
as
the
Madison
Avenue
Armory
.
It:O
was:O
therefore:O
also:O
known:O
as:O
the:O
Madison:location-other
Avenue:location-other
Armory:location-other
.:O