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 ":".
Webster
,
with
his
music
director
[
[
Karl
Rankl
]
]
,
immediately
began
to
build
a
resident
company
.
Webster:person-artist/author
,:O
with:O
his:O
music:O
director:O
[:O
[:O
Karl:person-artist/author
Rankl:person-artist/author
]:O
]:O
,:O
immediately:O
began:O
to:O
build:O
a:O
resident:O
company:O
.:O