With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
In
2007
,
he
was
a
Chevening
Scholar
.
In:O
2007:O
,:O
he:O
was:O
a:O
Chevening:O
Scholar:O
.:O