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 ":".
Medri
Bahri
was
composed
of
the
following
modern
ethnic
groups
:
Tigrinya
people
,
Saho
people
,
Tigre
people
.
Medri:location-GPE
Bahri:location-GPE
was:O
composed:O
of:O
the:O
following:O
modern:O
ethnic:O
groups:O
::O
Tigrinya:location-GPE
people:O
,:O
Saho:location-GPE
people:O
,:O
Tigre:location-GPE
people:O
.:O