With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
The
plant
prefers
habitats
with
dry
summers
,
such
as
the
Mediterranean
region
,
growing
best
in
sandy
clay
and
calcareous
soils
which
are
rich
in
ammonium
salts
.
The:O
plant:O
prefers:O
habitats:O
with:O
dry:O
summers:O
,:O
such:O
as:O
the:O
Mediterranean:O
region:O
,:O
growing:O
best:O
in:O
sandy:O
clay:O
and:O
calcareous:O
soils:O
which:O
are:O
rich:O
in:O
ammonium:O
salts:O
.:O