Assertion: rheumatoid arthritis's condition | /r/CapableOf | involve stiffness
Facets:
value: to involve pain
type: PURPOSE
Source sentences:
text: Rheumatic conditions tend to involve pain, aching, stiffness, and swelling in and around one or more joints.
text: Rheumatic conditions tend to involve pain, aching, stiffness, and swelling in and around one or more joints.