With no explanation, label each line with "other-livingthing", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
A
specific
phenomenon
of
the
park
are
the
peat
bogs
,
represented
by
the
pine
woods
,
providing
shelter
for
many
threatened
species
.
A:O
specific:O
phenomenon:O
of:O
the:O
park:O
are:O
the:O
peat:O
bogs:O
,:O
represented:O
by:O
the:O
pine:other-livingthing
woods:O
,:O
providing:O
shelter:O
for:O
many:O
threatened:O
species:O
.:O