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
creek
then
turns
east
for
more
than
a
mile
and
receives
two
more
unnamed
tributaries
from
the
left
before
turning
north-northeast
and
then
east
.
The:O
creek:O
then:O
turns:O
east:O
for:O
more:O
than:O
a:O
mile:O
and:O
receives:O
two:O
more:O
unnamed:O
tributaries:O
from:O
the:O
left:O
before:O
turning:O
north-northeast:O
and:O
then:O
east:O
.:O