With no explanation, label each line with "O", "person-artist/author", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
He
concluded
his
studies
in
musical
composition
in
Heinz
Winbeck
's
masterclass
.
He:O
concluded:O
his:O
studies:O
in:O
musical:O
composition:O
in:O
Heinz:person-artist/author
Winbeck:person-artist/author
's:O
masterclass:O
.:O