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 ":".
Lumber
and
gravel
is
also
sourced
within
the
town
.
Lumber:other-livingthing
and:O
gravel:other-livingthing
is:O
also:O
sourced:O
within:O
the:O
town:O
.:O