Assertion: harrier's number | /r/CapableOf | increase after past persecution
Facets:
value: habitat alteration
type: OTHER
value: gradually
type: MANNER
Source sentences:
text: Between 44,000 and 61,000 pairs nested in Great Britain by 2001 with numbers gradually increasing after past persecution, habitat alteration and prey reductions, making it by far the most abundant diurnal raptor there.