With no explanation, label each line with "building-other", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
towers
of
the
Brooklyn
Bridge
are
built
of
limestone
,
granite
,
and
Rosendale
cement
,
and
their
architectural
style
is
neo-Gothic
,
with
characteristic
pointed
arches
above
the
passageways
through
the
stone
towers
.
The:O
towers:O
of:O
the:O
Brooklyn:building-other
Bridge:building-other
are:O
built:O
of:O
limestone:O
,:O
granite:O
,:O
and:O
Rosendale:O
cement:O
,:O
and:O
their:O
architectural:O
style:O
is:O
neo-Gothic:O
,:O
with:O
characteristic:O
pointed:O
arches:O
above:O
the:O
passageways:O
through:O
the:O
stone:O
towers:O
.:O