With no explanation, label each line with "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
In
the
race
,
Starr
himself
drives
the
bus
around
the
airfield
racetrack
.
In:O
the:O
race:O
,:O
Starr:person-other
himself:O
drives:O
the:O
bus:O
around:O
the:O
airfield:O
racetrack:O
.:O