With no explanation, label each line with "O", "other-biologything", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
This
gene
encodes
a
subunit
of
mitochondrial
ATP
synthase
.
This:O
gene:O
encodes:O
a:O
subunit:O
of:O
mitochondrial:O
ATP:other-biologything
synthase:other-biologything
.:O