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 ":".
A
GTPase
molecule
,
rab11
,
is
involved
in
cell
trafficking
of
DE-cadherins
.
A:O
GTPase:other-biologything
molecule:O
,:O
rab11:other-biologything
,:O
is:O
involved:O
in:O
cell:O
trafficking:O
of:O
DE-cadherins:other-biologything
.:O