With no explanation, label each line with "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
He
was
the
first
African-American
major
party
nominee
for
Governor
in
Mississippi
since
the
Reconstruction
era
.
He:O
was:O
the:O
first:O
African-American:location-GPE
major:O
party:O
nominee:O
for:O
Governor:O
in:O
Mississippi:location-GPE
since:O
the:O
Reconstruction:O
era:O
.:O