Assertion: opportunity | /r/CapableOf | investigate rock samples
Facets:
value: by chance
type: MANNER
value: successfully
type: MANNER
value: from its initial landing
type: TEMPORAL
Source sentences:
text: From its initial landing, by chance, into an impact crater amidst an otherwise generally flat plain, Opportunity successfully investigated regolith and rock samples and took panoramic photos of its landing site.