With no explanation, label each line with "O", "other-chemicalthing", "location-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
stored
gas
is
used
to
supply
the
Stratford
Power
Station
and
other
major
users
of
gas
when
needed
during
periods
of
peak
demand
.
The:O
stored:O
gas:O
is:O
used:O
to:O
supply:O
the:O
Stratford:location-other
Power:location-other
Station:location-other
and:O
other:O
major:O
users:O
of:O
gas:other-chemicalthing
when:O
needed:O
during:O
periods:O
of:O
peak:O
demand:O
.:O