Assertion: frontal bone's surface | /r/HasProperty | enclosed by sleeve
Facets:
Source sentences:
text: The joint surfaces are enclosed by a sleeve or a capsule of fibrous connective tissue, and their capsule is lined with a smooth synovial membrane (the reason these joints are called synovial joints).
text: The joint surfaces are enclosed by a sleeve or a capsule of fibrous connective tissue, and their capsule is lined with a smooth (the reason these joints are called synovial joints).