With no explanation, label each line with "O", "building-sportsfacility", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
stadium
was
then
known
as
Sonny
Lubick
Field
at
Hughes
Stadium
until
its
closure
after
the
2016
season
.
The:O
stadium:O
was:O
then:O
known:O
as:O
Sonny:building-sportsfacility
Lubick:building-sportsfacility
Field:building-sportsfacility
at:O
Hughes:building-sportsfacility
Stadium:building-sportsfacility
until:O
its:O
closure:O
after:O
the:O
2016:O
season:O
.:O