With no explanation, label each line with "O", "person-athlete", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
company
has
been
led
by
former
football
professional
Bjørn
Gulden
(
CEO
)
since
1
July
2013
.
The:O
company:O
has:O
been:O
led:O
by:O
former:O
football:O
professional:O
Bjørn:person-athlete
Gulden:person-athlete
(:O
CEO:O
):O
since:O
1:O
July:O
2013:O
.:O