With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
Teams
also
started
constructing
dedicated
sections
called
press
box
in
the
stadiums
for
the
press
to
sit
and
record
notes
on
the
game
.
Teams:O
also:O
started:O
constructing:O
dedicated:O
sections:O
called:O
press:O
box:O
in:O
the:O
stadiums:O
for:O
the:O
press:O
to:O
sit:O
and:O
record:O
notes:O
on:O
the:O
game:O
.:O