With no explanation, label each line with "location-GPE", "O", "organization-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Following
peace
between
Egypt
and
Israel
in
1979
,
the
RJAF
began
to
modernize
its
fleet
once
again
.
Following:O
peace:O
between:O
Egypt:location-GPE
and:O
Israel:location-GPE
in:O
1979:O
,:O
the:O
RJAF:organization-other
began:O
to:O
modernize:O
its:O
fleet:O
once:O
again:O
.:O