With no explanation, label each line with "location-GPE", "O", "location-other", "organization-education", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
Her
post-graduate
work
in
gynecologic
oncology
was
at
The
University
of
Michigan
in
Ann
Arbor
,
Michigan
.
Her:O
post-graduate:O
work:O
in:O
gynecologic:O
oncology:O
was:O
at:O
The:O
University:organization-education
of:organization-education
Michigan:organization-education
in:O
Ann:location-other
Arbor:location-other
,:O
Michigan:location-GPE
.:O