With no explanation, label each line with "other-disease", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Although
the
popular
conception
of
Peyronie
's
disease
is
that
it
always
involves
curvature
of
the
penis
,
the
scar
tissue
sometimes
causes
divots
or
indentations
rather
than
curvature
.
Although:O
the:O
popular:O
conception:O
of:O
Peyronie:other-disease
's:other-disease
disease:other-disease
is:O
that:O
it:O
always:O
involves:O
curvature:O
of:O
the:O
penis:O
,:O
the:O
scar:O
tissue:O
sometimes:O
causes:O
divots:O
or:O
indentations:O
rather:O
than:O
curvature:O
.:O