With no explanation, label each line with "O", "organization-sportsteam", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
However
,
Harold
Ballard
,
owner
of
the
Leafs
,
decided
that
they
needed
a
developmental
team
of
their
own
,
with
a
spokesperson
citing
the
limited
number
of
roster
spots
as
the
rationale
for
the
move
.
However:O
,:O
Harold:person-other
Ballard:person-other
,:O
owner:O
of:O
the:O
Leafs:organization-sportsteam
,:O
decided:O
that:O
they:O
needed:O
a:O
developmental:O
team:O
of:O
their:O
own:O
,:O
with:O
a:O
spokesperson:O
citing:O
the:O
limited:O
number:O
of:O
roster:O
spots:O
as:O
the:O
rationale:O
for:O
the:O
move:O
.:O