With no explanation, label each line with "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
He
served
as
the
Chief
United
States
District
Judge
from
2011
to
2014
.
He:O
served:O
as:O
the:O
Chief:O
United:location-GPE
States:location-GPE
District:O
Judge:O
from:O
2011:O
to:O
2014:O
.:O