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 ":".
Bangladeshi
Prime
Minister
Sheikh
Hasina
paid
an
official
visit
to
Ankara
in
2012
.
Bangladeshi:location-GPE
Prime:O
Minister:O
Sheikh:person-politician
Hasina:person-politician
paid:O
an:O
official:O
visit:O
to:O
Ankara:location-GPE
in:O
2012:O
.:O