With no explanation, label each line with "O", "organization-company", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Galen
,
the
well
known
Roman
physician
,
applied
cups
onto
patients
’
skin
after
having
done
series
of
small
cuts
.
Galen:person-other
,:O
the:O
well:O
known:O
Roman:organization-company
physician:O
,:O
applied:O
cups:O
onto:O
patients:O
’:O
skin:O
after:O
having:O
done:O
series:O
of:O
small:O
cuts:O
.:O