Assertion: als | /r/HasProperty | mysterious
Facets:
value: with meaningful treatments
type: OTHER
value: with few known aetiologies
type: OTHER
value: almost
type: DEGREE
Source sentences:
text: ALS is almost as mysterious today as it was in the first part of the 20th Century.
text: ALS is still a mysterious disease with few known aetiologies or meaningful treatments.