Assertion: water vole's number | /r/HasProperty | around 20,000 individuals
Facets:
value: on the island
type: LOCATION
value: in late summer
type: TEMPORAL
value: according to the wikipedia
type: OTHER
Source sentences:
text: However, according to the Wikipedia, the number of subspecies, the population of Scomer voles, found on the island of Skomer, may be around 20,000 individuals on the island in late summer.