With no explanation, label each line with "product-airplane", "O", "building-other", "location-bodiesofwater", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
On
May
19
,
2017
,
two
Chinese
Su-30
fighter
jets
intercepted
a
WC-135
over
the
East
China
Sea
,
prompting
a
formal
complaint
from
the
Pentagon
.
On:O
May:O
19:O
,:O
2017:O
,:O
two:O
Chinese:product-airplane
Su-30:product-airplane
fighter:product-airplane
jets:product-airplane
intercepted:O
a:O
WC-135:product-airplane
over:O
the:O
East:location-bodiesofwater
China:location-bodiesofwater
Sea:location-bodiesofwater
,:O
prompting:O
a:O
formal:O
complaint:O
from:O
the:building-other
Pentagon:building-other
.:O