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 ":".
He
worked
with
Karan
Johar
on
a
coffee-ad
campaign
for
many
years
.
He:O
worked:O
with:O
Karan:person-other
Johar:person-other
on:O
a:O
coffee-ad:O
campaign:O
for:O
many:O
years:O
.:O