With no explanation, label each line with "location-GPE", "O", "organization-company", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
He
graduated
from
the
postgraduate
course
in
ordnance
in
December
1920
and
was
ordered
for
additional
instruction
to
the
Midvale
Steel
in
Philadelphia
.
He:O
graduated:O
from:O
the:O
postgraduate:O
course:O
in:O
ordnance:O
in:O
December:O
1920:O
and:O
was:O
ordered:O
for:O
additional:O
instruction:O
to:O
the:organization-company
Midvale:organization-company
Steel:organization-company
in:O
Philadelphia:location-GPE
.:O