With no explanation, label each line with "location-GPE", "product-airplane", "O", "building-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
The
first
A-12
arrived
at
Kadena
Air
Base
on
Okinawa
on
22
May
1967
.
The:O
first:O
A-12:product-airplane
arrived:O
at:O
Kadena:building-other
Air:building-other
Base:building-other
on:O
Okinawa:location-GPE
on:O
22:O
May:O
1967:O
.:O