With no explanation, label each line with "O", "organization-sportsteam", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
A
number
of
injury
problems
hampered
his
progress
and
he
spent
a
month
on
loan
at
Bromsgrove
Rovers
in
September
2008
.
A:O
number:O
of:O
injury:O
problems:O
hampered:O
his:O
progress:O
and:O
he:O
spent:O
a:O
month:O
on:O
loan:O
at:O
Bromsgrove:organization-sportsteam
Rovers:organization-sportsteam
in:O
September:O
2008:O
.:O