With no explanation, label each line with "O", "person-artist/author", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
In
1963
,
the
Foundation
held
a
conference
and
published
a
major
report
warning
of
anthropogenic
global
warming
,
written
by
Noel
Eichhorn
based
on
the
work
of
Frank
Fraser
Darling
(
then
foundation
vice
president
)
,
Edward
Deevey
,
Erik
Eriksson
,
Charles
Keeling
,
Gilbert
Plass
,
Lionel
Walford
,
and
William
Garnett
.
In:O
1963:O
,:O
the:O
Foundation:O
held:O
a:O
conference:O
and:O
published:O
a:O
major:O
report:O
warning:O
of:O
anthropogenic:O
global:O
warming:O
,:O
written:O
by:O
Noel:person-artist/author
Eichhorn:person-artist/author
based:O
on:O
the:O
work:O
of:O
Frank:person-artist/author
Fraser:person-artist/author
Darling:person-artist/author
(:O
then:O
foundation:O
vice:O
president:O
):O
,:O
Edward:person-artist/author
Deevey:person-artist/author
,:O
Erik:person-artist/author
Eriksson:person-artist/author
,:O
Charles:person-artist/author
Keeling:person-artist/author
,:O
Gilbert:person-artist/author
Plass:person-artist/author
,:O
Lionel:person-artist/author
Walford:person-artist/author
,:O
and:O
William:person-artist/author
Garnett:person-artist/author
.:O