With no explanation, label each line with "O", "organization-education", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
school
opened
on
7
February
1910
as
Christ
Church
Preparatory
School
with
a
single
classroom
and
nine
boys
.
The:O
school:O
opened:O
on:O
7:O
February:O
1910:O
as:O
Christ:organization-education
Church:organization-education
Preparatory:organization-education
School:organization-education
with:O
a:O
single:O
classroom:O
and:O
nine:O
boys:O
.:O