Assertion: river dolphin's population | /r/CapableOf | decline over subsequent five decades
Facets:
value: rapidly
type: MANNER
Source sentences:
text: In the 1950s, the population was estimated at 6,000 animals, but declined rapidly over the subsequent five decades.
text: In the 1950s, the population was estimated at 6,000 animals, but declined rapidly over the subsequent five decades.
text: In the 1950s, the population was estimated at 6,000 animals, but declined rapidly over the subsequent five decades.