Assertion: stapes's base | /r/HasProperty | inserted into the oval window
Facets:
Source sentences:
text: Its head is jointed to the incus and its base is inserted into the oval window.
text: Its head is jointed to the incus and its base is inserted into the oval window.
text: Its head is jointed to the incus and its base is inserted into the oval window.
text: Its head is jointed to the incus and its base is inserted into the oval window.