With no explanation, label each line with "organization-other", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Social
Security
is
not
a
pure
PAYGO
system
,
because
it
accumulates
excess
revenue
in
the
Old-Age
,
Survivors
,
and
Disability
Insurance
Trust
Funds
(
OASDI
)
.
Social:organization-other
Security:organization-other
is:O
not:O
a:O
pure:O
PAYGO:organization-other
system:O
,:O
because:O
it:O
accumulates:O
excess:O
revenue:O
in:O
the:O
Old-Age:O
,:O
Survivors:O
,:O
and:O
Disability:organization-other
Insurance:organization-other
Trust:organization-other
Funds:organization-other
(:O
OASDI:organization-other
):O
.:O