Assertion: fatal familial insomnia | /r/HasProperty | rare genetic disease
Facets:
value: very
type: DEGREE
Source sentences:
text: Fatal familial insomnia is a rare genetic disease that stops a person falling to sleep, eventually leading to death.
text: Fatal familial insomnia (FFI) is a very rare sleep disorder that runs in families.
text: Fatal familial insomnia is a rare genetic disease that prevents a person from falling asleep, eventually leading to death.