With no explanation, label each line with "O", "organization-education", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
He
began
his
coaching
career
in
1947
as
an
assistant
at
his
alma
mater
,
Miami
Senior
High
School
.
He:O
began:O
his:O
coaching:O
career:O
in:O
1947:O
as:O
an:O
assistant:O
at:O
his:O
alma:O
mater:O
,:O
Miami:organization-education
Senior:organization-education
High:organization-education
School:organization-education
.:O