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 ":".
Johann
Michael
Bach
composed
a
chorale
prelude
,
Jan
Pieterszoon
Sweelinck
wrote
two
variations
for
organ
,
and
Johann
Hermann
Schein
composed
a
setting
for
two
soprano
voices
and
continuo
.
Johann:person-artist/author
Michael:person-artist/author
Bach:person-artist/author
composed:O
a:O
chorale:O
prelude:O
,:O
Jan:person-artist/author
Pieterszoon:person-artist/author
Sweelinck:person-artist/author
wrote:O
two:O
variations:O
for:O
organ:O
,:O
and:O
Johann:person-artist/author
Hermann:person-artist/author
Schein:person-artist/author
composed:O
a:O
setting:O
for:O
two:O
soprano:O
voices:O
and:O
continuo:O
.:O