Assertion: spondylolisthesis's vertebra | /r/CapableOf | face like sled
Facets:
value: downward
type: MANNER
value: on a ski slope
type: LOCATION
Source sentences:
text: The lowest two vertebrae in the spine (L4-S1) face downward like a sled on a ski slope and these two vertebra bear the entire weight of the spine above.