With no explanation, label each line with "person-athlete", "organization-sportsleague", "organization-sportsteam", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
Brown
began
his
professional
career
with
Ford
before
moving
to
West
Hudson
A.A
.
for
the
1917–1918
National
Association
Foot
Ball
League
(
NAFBL
)
season
.
Brown:person-athlete
began:O
his:O
professional:O
career:O
with:O
Ford:organization-sportsteam
before:O
moving:O
to:O
West:organization-sportsteam
Hudson:organization-sportsteam
A.A:organization-sportsteam
.:organization-sportsteam
for:O
the:O
1917–1918:O
National:organization-sportsleague
Association:organization-sportsleague
Foot:organization-sportsleague
Ball:organization-sportsleague
League:organization-sportsleague
(:O
NAFBL:O
):O
season:O
.:O