With no explanation, label each line with "O", "person-other", "organization-education", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
After
graduating
from
Indiana
State
in
1876
,
Mace
became
a
teacher
for
three
terms
in
a
country
school
.
After:O
graduating:O
from:O
Indiana:organization-education
State:organization-education
in:O
1876:O
,:O
Mace:person-other
became:O
a:O
teacher:O
for:O
three:O
terms:O
in:O
a:O
country:O
school:O
.:O