With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
The
cross-axle
type
main
landing
gear
was
supported
by
V-struts
attached
to
the
lower
fuselage
longerons
.
The:O
cross-axle:O
type:O
main:O
landing:O
gear:O
was:O
supported:O
by:O
V-struts:O
attached:O
to:O
the:O
lower:O
fuselage:O
longerons:O
.:O