Assertion: ocean | /r/AtLocation | direct contact
Facets:
value: with the underlying silicate core
type: OTHER
value: for the small satellite
type: TRANSITIVE-OBJECT
value: with the silicates
type: OTHER
Source sentences:
text: An important difference between these two cases is that for the small satellite the ocean is in direct contact with the silicates, which may provide hydrothermal and chemical energy and nutrients to simple life forms.
text: On the other hand, small bodies such as Europa and Enceladus are regarded as particularly habitable environments because their oceans are in direct contact with the underlying silicate core, a potential source of both heat and biologically important chemical elements.