Assertion: satin bowerbird | /r/CapableOf | become since the start of the survey
Facets:
value: in 1981
type: TEMPORAL
Source sentences:
text: Since the start of the survey in 1981, the Satin Bowerbird has become an increasingly frequent visitor to gardens in the southwest suburbs of Canberra, particularly Weston Creek, Kambah, Yarralumla and Pearce.