With no explanation, label each line with "product-other", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Once
the
experiment
began
,
PharmaSat
relayed
data
in
near
real-time
for
up
to
six
months
.
Once:O
the:O
experiment:O
began:O
,:O
PharmaSat:product-other
relayed:O
data:O
in:O
near:O
real-time:O
for:O
up:O
to:O
six:O
months:O
.:O