With no explanation, label each line with "O", "other-currency", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
In
the
first
phase
,
only
petrochemical
products
such
as
polyethylene
and
methanol
were
traded
on
a
spot
basasis
and
in
Iranian
Rial
.
In:O
the:O
first:O
phase:O
,:O
only:O
petrochemical:O
products:O
such:O
as:O
polyethylene:O
and:O
methanol:O
were:O
traded:O
on:O
a:O
spot:O
basasis:O
and:O
in:O
Iranian:other-currency
Rial:other-currency
.:O