With no explanation, label each line with "building-other", "O", "person-artist/author", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
Like
the
two
contemporary
architects
Donato
Bramante
(
who
designed
the
Belvedere
Courtyard
)
and
Antonio
da
Sangallo
the
Elder
,
Leonardo
experimented
with
designs
for
centrally
planned
churches
,
a
number
of
which
appear
in
his
journals
,
as
both
plans
and
views
,
although
none
was
ever
realised
.
Like:O
the:O
two:O
contemporary:O
architects:O
Donato:person-artist/author
Bramante:person-artist/author
(:O
who:O
designed:O
the:O
Belvedere:building-other
Courtyard:building-other
):O
and:O
Antonio:person-other
da:person-other
Sangallo:person-other
the:O
Elder:O
,:O
Leonardo:person-artist/author
experimented:O
with:O
designs:O
for:O
centrally:O
planned:O
churches:O
,:O
a:O
number:O
of:O
which:O
appear:O
in:O
his:O
journals:O
,:O
as:O
both:O
plans:O
and:O
views:O
,:O
although:O
none:O
was:O
ever:O
realised:O
.:O