With no explanation, label each line with "O", "product-ship", "organization-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
highlight
of
her
service
during
this
assignment
was
her
rescue
on
11
April
of
16
crewmen
from
a
downed
United
States
Navy
PBM
Mariner
flying
boat
.
The:O
highlight:O
of:O
her:O
service:O
during:O
this:O
assignment:O
was:O
her:O
rescue:O
on:O
11:O
April:O
of:O
16:O
crewmen:O
from:O
a:O
downed:O
United:organization-other
States:organization-other
Navy:organization-other
PBM:product-ship
Mariner:product-ship
flying:O
boat:O
.:O