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 ":".
Many
cancers
exhibit
mutations
in
the
p53
gene
,
but
this
mutation
can
only
be
detected
through
extensive
DNA
sequencing
.
Many:O
cancers:O
exhibit:O
mutations:O
in:O
the:O
p53:other-biologything
gene:O
,:O
but:O
this:O
mutation:O
can:O
only:O
be:O
detected:O
through:O
extensive:O
DNA:other-biologything
sequencing:O
.:O