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 ":".
His
preference
of
the
Oromo
only
increased
when
Iyoas
reached
adulthood
.
His:O
preference:O
of:O
the:O
Oromo:location-GPE
only:O
increased:O
when:O
Iyoas:person-politician
reached:O
adulthood:O
.:O