Assertion: artery's muscle | /r/CapableOf | attach mitral valve
Facets:
value: to the wall of the heart
type: TRANSITIVE-OBJECT
Source sentences:
text: The papillary muscles attach the mitral valve (the valve between the left atrium and the left ventricle) and the tricuspid valve (the valve between the right atrium and the right ventricle) to the wall of the heart.