Assertion: footprint | /r/HasProperty | dated
Facets:
value: recently
type: TEMPORAL
Source sentences:
text: • The earliest footprints in Australia, at least 450 prints in 22 tracks of adults and children, left in hardened silty clay at Willandra Lakes in New South Wales – identified by scientists in 2003 though local people said they already knew of them – have been dated to some 20,000 years ago.
text: • The oldest footprints in North America were found by road builders in the Chihuanan desert in Mexico in 1961, and were recently dated at 10,550 years old.