With no explanation, label each line with "O", "other-educationaldegree", "person-politician", "organization-education", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
Finally
,
in
1997
Zīle
gained
a
Doctorate
degree
of
Economics
from
the
Latvian
University
of
Agriculture
.
Finally:O
,:O
in:O
1997:O
Zīle:person-politician
gained:O
a:O
Doctorate:other-educationaldegree
degree:O
of:O
Economics:O
from:O
the:O
Latvian:organization-education
University:organization-education
of:organization-education
Agriculture:organization-education
.:O