With no explanation, label each line with "location-GPE", "O", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Naek
has
been
the
senator
from
Sindh
since
2003
.
Naek:person-politician
has:O
been:O
the:O
senator:O
from:O
Sindh:location-GPE
since:O
2003:O
.:O