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 ":".
Zephyr
is
a
concept
of
a
robotic
Venus
rover
for
a
mission
called
Venus
Landsailing
Rover
.
Zephyr:O
is:O
a:O
concept:O
of:O
a:O
robotic:O
Venus:other-astronomything
rover:O
for:O
a:O
mission:O
called:O
Venus:other-astronomything
Landsailing:O
Rover:O
.:O