With no explanation, label each line with "O", "person-scholar", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
In
particular
,
his
study
with
Knud
Lassen
on
Northern
Hemisphere
land
air
temperature
showed
that
the
rise
of
0.4
degrees
Celsius
since
1980
could
not
be
accounted
for
by
the
solar
cycle
,
solely
.
In:O
particular:O
,:O
his:O
study:O
with:O
Knud:person-scholar
Lassen:person-scholar
on:O
Northern:O
Hemisphere:O
land:O
air:O
temperature:O
showed:O
that:O
the:O
rise:O
of:O
0.4:O
degrees:O
Celsius:O
since:O
1980:O
could:O
not:O
be:O
accounted:O
for:O
by:O
the:O
solar:O
cycle:O
,:O
solely:O
.:O