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 ":".
Castellano
's
naval
sea
duty
assignments
include
O.I
.
Castellano:person-other
's:O
naval:O
sea:O
duty:O
assignments:O
include:O
O.I:O
.:O