Assertion: elbow | /r/HasAspect | hinge joints
Facets:
Source sentences:
text: Your elbows,knees and fingers have hinge joints
text: The elbow has a hinge joint (ulna) and a pivot joint (radius).
text: The elbow has both a hinge joint and a ball and socket joint.
text: 45.The elbow has both pivot and hinge joints.