With no explanation, label each line with "O", "organization-sportsleague", "organization-company", "person-athlete", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
In
2012
,
Volvo
signed
NBA
star
Jeremy
Lin
to
an
endorsement
agreement
for
two
years
to
participate
in
Volvo
's
corporate
and
marketing
activities
as
a
``
brand
ambassador
''
for
Volvo
Car
Corp
.
In:O
2012:O
,:O
Volvo:organization-company
signed:O
NBA:organization-sportsleague
star:O
Jeremy:person-athlete
Lin:person-athlete
to:O
an:O
endorsement:O
agreement:O
for:O
two:O
years:O
to:O
participate:O
in:O
Volvo:organization-company
's:O
corporate:O
and:O
marketing:O
activities:O
as:O
a:O
``:O
brand:O
ambassador:O
'':O
for:O
Volvo:organization-company
Car:organization-company
Corp:organization-company
.:O