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 ":".
Anti-TRAP
binds
to
TRAP
and
inhibits
its
binding
to
the
tryptophan
operator
leader
.
Anti-TRAP:other-biologything
binds:O
to:O
TRAP:other-biologything
and:O
inhibits:O
its:O
binding:O
to:O
the:O
tryptophan:O
operator:O
leader:O
.:O