With no explanation, label each line with "product-other", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
It
is
not
clear
from
the
sources
if
the
Spacebus
100
satellite
bus
is
still
on
offer
.
It:O
is:O
not:O
clear:O
from:O
the:O
sources:O
if:O
the:O
Spacebus:product-other
100:product-other
satellite:O
bus:O
is:O
still:O
on:O
offer:O
.:O