With no explanation, label each line with "O", "other-astronomything", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Once
in
orbit
,
the
spacecraft
was
supposed
to
deploy
a
large
sail
,
upon
which
photons
from
the
Sun
would
push
,
thereby
increasing
the
spacecraft
's
velocity
(
the
contributions
from
the
solar
wind
are
similar
,
but
of
much
smaller
magnitude
)
.
Once:O
in:O
orbit:O
,:O
the:O
spacecraft:O
was:O
supposed:O
to:O
deploy:O
a:O
large:O
sail:O
,:O
upon:O
which:O
photons:O
from:O
the:O
Sun:other-astronomything
would:O
push:O
,:O
thereby:O
increasing:O
the:O
spacecraft:O
's:O
velocity:O
(:O
the:O
contributions:O
from:O
the:O
solar:O
wind:O
are:O
similar:O
,:O
but:O
of:O
much:O
smaller:O
magnitude:O
):O
.:O