With no explanation, label each line with "location-GPE", "O", "product-train", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
P42DC
is
readied
for
a
train
coming
northbound
from
New
York
City
.
The:O
P42DC:product-train
is:O
readied:O
for:O
a:O
train:O
coming:O
northbound:O
from:O
New:location-GPE
York:location-GPE
City:O
.:O