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 ":".
lysine
acetylation
,
lysine
and
arginine
methylation
,
serine
and
threonine
phosphorylation
,
and
lysine
ubiquitination
and
sumoylation
)
play
central
roles
in
many
types
of
epigenetic
inheritance
.
lysine:other-biologything
acetylation:O
,:O
lysine:other-biologything
and:O
arginine:other-biologything
methylation:O
,:O
serine:other-biologything
and:O
threonine:other-biologything
phosphorylation:O
,:O
and:O
lysine:other-biologything
ubiquitination:O
and:O
sumoylation:O
):O
play:O
central:O
roles:O
in:O
many:O
types:O
of:O
epigenetic:O
inheritance:O
.:O