With no explanation, label each line with "building-library", "location-GPE", "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
Upon
her
return
to
Denver
,
Robinson
discovered
that
the
Community
Vocational
Center
Library
was
in
dire
shape
.
Upon:O
her:O
return:O
to:O
Denver:location-GPE
,:O
Robinson:person-other
discovered:O
that:O
the:O
Community:building-library
Vocational:building-library
Center:building-library
Library:building-library
was:O
in:O
dire:O
shape:O
.:O