With no explanation, label each line with "O", "other-chemicalthing", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
As
solutions
in
non-aqueous
solvents
,
such
as
acetonitrile
,
the
hydrogen
halides
are
only
modestly
acidic
however
.
As:O
solutions:O
in:O
non-aqueous:O
solvents:O
,:O
such:O
as:O
acetonitrile:other-chemicalthing
,:O
the:O
hydrogen:other-chemicalthing
halides:other-chemicalthing
are:O
only:O
modestly:O
acidic:O
however:O
.:O