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
beach
is
unique
in
a
way
that
the
water
recedes
up
to
5
kilometers
during
the
ebb
tide
.
The:O
beach:O
is:O
unique:O
in:O
a:O
way:O
that:O
the:O
water:O
recedes:O
up:O
to:O
5:O
kilometers:O
during:O
the:O
ebb:O
tide:O
.:O