With no explanation, label each line with "location-GPE", "O", "organization-religion", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
London
bombings
were
carried
out
by
homegrown
extremist
Muslims
,
and
it
emphasised
the
United
Kingdom
's
threat
from
the
radicalisation
of
its
own
people
.
The:O
London:location-GPE
bombings:O
were:O
carried:O
out:O
by:O
homegrown:O
extremist:O
Muslims:organization-religion
,:O
and:O
it:O
emphasised:O
the:O
United:location-GPE
Kingdom:location-GPE
's:O
threat:O
from:O
the:O
radicalisation:O
of:O
its:O
own:O
people:O
.:O