With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
Inflation
more
than
doubled
between
1914
and
its
peak
in
1920
,
while
the
value
of
the
Pound
Sterling
(
consumer
expenditure
)
fell
by
61.2
%
.
Inflation:O
more:O
than:O
doubled:O
between:O
1914:O
and:O
its:O
peak:O
in:O
1920:O
,:O
while:O
the:O
value:O
of:O
the:O
Pound:O
Sterling:O
(:O
consumer:O
expenditure:O
):O
fell:O
by:O
61.2:O
%:O
.:O