With no explanation, label each line with "location-GPE", "O", "person-artist/author", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
His
brother
Alexander
Moszkowski
was
a
famous
writer
and
satirist
in
Berlin
.
His:O
brother:O
Alexander:person-artist/author
Moszkowski:person-artist/author
was:O
a:O
famous:O
writer:O
and:O
satirist:O
in:O
Berlin:location-GPE
.:O