With no explanation, label each line with "O", "location-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
At
the
end
of
the
month
,
they
then
tie
all
the
bras
together
and
span
the
string
of
bras
across
the
High
Level
Bridge
as
many
times
as
they
can
.
At:O
the:O
end:O
of:O
the:O
month:O
,:O
they:O
then:O
tie:O
all:O
the:O
bras:O
together:O
and:O
span:O
the:O
string:O
of:O
bras:O
across:O
the:O
High:location-other
Level:location-other
Bridge:location-other
as:O
many:O
times:O
as:O
they:O
can:O
.:O