Assertion: syphilis's symptom | /r/HasProperty | serious
Facets:
value: very
type: DEGREE
Source sentences:
text: Most people don't have symptoms later on, but up to 30% of people go on to develop late-stage syphilis, which comes with very serious symptoms even 30 years after the initial infection.
text: The symptoms of these are quite serious, and include damage of the internal organs, brain nerves, blood vessels, heart, eyes, joints, bones, and liver.