With no explanation, label each line with "O", "organization-company", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Originally
introduced
in
1976
by
Tandem
Computers
Inc
.
,
the
line
was
later
owned
by
Compaq
(
from
1997
)
,
Hewlett-Packard
Company
(
from
2003
)
and
Hewlett
Packard
Enterprise
(
since
2015
)
.
Originally:O
introduced:O
in:O
1976:O
by:O
Tandem:organization-company
Computers:organization-company
Inc:organization-company
.:O
,:O
the:O
line:O
was:O
later:O
owned:O
by:O
Compaq:organization-company
(:O
from:O
1997:O
):O
,:O
Hewlett-Packard:organization-company
Company:organization-company
(:O
from:O
2003:O
):O
and:O
Hewlett:organization-company
Packard:organization-company
Enterprise:organization-company
(:O
since:O
2015:O
):O
.:O