With no explanation, label each line with "location-GPE", "O", "other-currency", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
In
total
,
Belgium
was
forced
to
pay
nearly
two-thirds
of
its
national
income
for
these
charges
,
equalling
5.7
billion
Reichsmarks
(
equivalent
to
billion
euros
)
over
the
course
of
the
occupation
.
In:O
total:O
,:O
Belgium:location-GPE
was:O
forced:O
to:O
pay:O
nearly:O
two-thirds:O
of:O
its:O
national:O
income:O
for:O
these:O
charges:O
,:O
equalling:O
5.7:O
billion:O
Reichsmarks:other-currency
(:O
equivalent:O
to:O
billion:O
euros:other-currency
):O
over:O
the:O
course:O
of:O
the:O
occupation:O
.:O