With no explanation, label each line with "O", "other-chemicalthing", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Uncoupling
proteins
are
increased
by
thyroid
hormone
,
norepinephrine
,
epinephrine
,
and
leptin
.
Uncoupling:O
proteins:O
are:O
increased:O
by:O
thyroid:other-chemicalthing
hormone:other-chemicalthing
,:O
norepinephrine:other-chemicalthing
,:O
epinephrine:other-chemicalthing
,:O
and:O
leptin:other-chemicalthing
.:O