With no explanation, label each line with "O", "person-athlete", "organization-sportsteam", "organization-sportsleague", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
In
May
2010
,
Schweigert
signed
with
the
Omaha
Nighthawks
of
the
United
Football
League
.
In:O
May:O
2010:O
,:O
Schweigert:person-athlete
signed:O
with:O
the:O
Omaha:organization-sportsteam
Nighthawks:organization-sportsteam
of:O
the:O
United:organization-sportsleague
Football:organization-sportsleague
League:organization-sportsleague
.:O