With no explanation, label each line with "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
current
and
14th
headmaster
is
Abdul
Mannan
Talukder
.
The:O
current:O
and:O
14th:O
headmaster:O
is:O
Abdul:person-other
Mannan:person-other
Talukder:person-other
.:O