With no explanation, label each line with "location-GPE", "O", "other-law", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
Discrimination
against
those
under
the
age
of
40
however
is
not
illegal
under
the
current
U.S
.
Age
Discrimination
in
Employment
Act
(
ADEA
)
.
Discrimination:O
against:O
those:O
under:O
the:O
age:O
of:O
40:O
however:O
is:O
not:O
illegal:O
under:O
the:O
current:O
U.S:location-GPE
.:location-GPE
Age:other-law
Discrimination:other-law
in:other-law
Employment:other-law
Act:other-law
(:O
ADEA:other-law
):O
.:O