With no explanation, label each line with "O", "organization-education", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
He
gained
bachelor
's
degree
at
Faculty
of
Economic
,
Medan
Area
University
.
He:O
gained:O
bachelor:O
's:O
degree:O
at:O
Faculty:O
of:O
Economic:O
,:O
Medan:organization-education
Area:organization-education
University:organization-education
.:O