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 ":".
He
came
to
Constantinople
,
and
quickly
gained
a
reputation
as
a
teacher
.
He:O
came:O
to:O
Constantinople:location-GPE
,:O
and:O
quickly:O
gained:O
a:O
reputation:O
as:O
a:O
teacher:O
.:O