Assertion: reptile's skull | /r/HasAspect | two holes
Facets:
value: on each side
type: LOCATION
Source sentences:
text: Anapsids such as Hylonomus had solid skulls, which provided little latitude for the attachment of robust jaw muscles; the skulls of synapsids sported single holes on either side; and the skulls of diapsids had two holes on each side.