With no explanation, label each line with "O", "organization-government/governmentagency", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
He
later
served
as
the
president
of
the
Maine
State
Bar
Association
from
1923
to
1924
.
He:O
later:O
served:O
as:O
the:O
president:O
of:O
the:O
Maine:organization-government/governmentagency
State:organization-government/governmentagency
Bar:organization-government/governmentagency
Association:organization-government/governmentagency
from:O
1923:O
to:O
1924:O
.:O