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 ":".
The
guanidine
group
of
arginine
residues
condense
with
malondialdehyde
to
give
2-aminopyrimidines
.
The:O
guanidine:other-biologything
group:other-biologything
of:other-biologything
arginine:other-biologything
residues:O
condense:O
with:O
malondialdehyde:other-biologything
to:O
give:O
2-aminopyrimidines:other-biologything
.:O