With no explanation, label each line with "location-GPE", "O", "organization-company", "product-train", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
It
continued
to
serve
for
Portland
,
Oregon
,
when
in
1923
,
it
was
given
heavy
modifications
,
a
new
vanderbilt-type
tender
,
and
renumbered
Union
Pacific
3203
;
at
that
time
it
was
owned
by
Union
Pacific
.
It:O
continued:O
to:O
serve:O
for:O
Portland:location-GPE
,:O
Oregon:location-GPE
,:O
when:O
in:O
1923:O
,:O
it:O
was:O
given:O
heavy:O
modifications:O
,:O
a:O
new:O
vanderbilt-type:O
tender:O
,:O
and:O
renumbered:O
Union:product-train
Pacific:product-train
3203:product-train
;:O
at:O
that:O
time:O
it:O
was:O
owned:O
by:O
Union:organization-company
Pacific:organization-company
.:O