Assertion: shoulder's joint | /r/HasProperty | separate
Facets:
Source sentences:
text: Commonly thought of as a single joint, the shoulder is actually made up of two separate joints - the glenohumeral and acromioclavicular joints.
text: Your shoulder has two separate joints: a bigger ball-and-socket called the glenohumeral joint, where the top of the upper arm bone is the “ball” that moves against a rounded “socket” in your shoulder blade.