With no explanation, label each line with "location-GPE", "O", "building-theater", "person-artist/author", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
The
symphony
followed
Nielsen
's
tenure
as
bandmaster
at
the
Royal
Danish
Opera
in
Copenhagen
.
The:O
symphony:O
followed:O
Nielsen:person-artist/author
's:O
tenure:O
as:O
bandmaster:O
at:O
the:O
Royal:building-theater
Danish:building-theater
Opera:building-theater
in:O
Copenhagen:location-GPE
.:O