With no explanation, label each line with "location-GPE", "O", "organization-politicalparty", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
Veltroni
was
then
widely
considered
one
of
the
most
popular
centre
left
politicians
in
Italy
,
and
often
singled
out
for
the
leadership
of
the
Democratic
Party
,
despite
his
statements
that
he
would
not
accept
such
position
after
his
tenure
as
Mayor
would
end
.
Veltroni:person-politician
was:O
then:O
widely:O
considered:O
one:O
of:O
the:O
most:O
popular:O
centre:O
left:O
politicians:O
in:O
Italy:location-GPE
,:O
and:O
often:O
singled:O
out:O
for:O
the:O
leadership:O
of:O
the:O
Democratic:organization-politicalparty
Party:organization-politicalparty
,:O
despite:O
his:O
statements:O
that:O
he:O
would:O
not:O
accept:O
such:O
position:O
after:O
his:O
tenure:O
as:O
Mayor:O
would:O
end:O
.:O