With no explanation, label each line with "O", "location-other", "location-GPE", "organization-sportsleague", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other" or "art-painting" preceded by ":".
As
early
as
the
1994
Grey
Cup
,
the
America
n
owners
,
led
by
Speros
in
Baltimore
,
were
calling
for
numerous
changes
to
accommodate
the
America
n
teams
and
their
potential
fans
.
As:O
early:O
as:O
the:O
1994:O
Grey:organization-sportsleague
Cup:organization-sportsleague
,:O
the:O
America:location-GPE
n:O
owners:O
,:O
led:O
by:O
Speros:person-other
in:O
Baltimore:location-other
,:O
were:O
calling:O
for:O
numerous:O
changes:O
to:O
accommodate:O
the:O
America:location-GPE
n:O
teams:O
and:O
their:O
potential:O
fans:O
.:O