With no explanation, label each line with "O", "other-medical", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
GFAP
has
also
been
shown
to
be
important
in
repair
after
CNS
injury
.
GFAP:other-medical
has:O
also:O
been:O
shown:O
to:O
be:O
important:O
in:O
repair:O
after:O
CNS:O
injury:O
.:O