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 ":".
The
Sheikh
returned
with
his
father
to
the
wilayat
of
Bahla
in
Oman
.
The:O
Sheikh:O
returned:O
with:O
his:O
father:O
to:O
the:O
wilayat:location-GPE
of:location-GPE
Bahla:location-GPE
in:O
Oman:location-GPE
.:O