With no explanation, label each line with "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
U.S
.
Cellular
250
was
held
August
1
and
was
the
inaugural
Nationwide
series
race
at
Iowa
Speedway
.
The:O
U.S:location-GPE
.:location-GPE
Cellular:O
250:O
was:O
held:O
August:O
1:O
and:O
was:O
the:O
inaugural:O
Nationwide:O
series:O
race:O
at:O
Iowa:O
Speedway:location-GPE
.:O