Assertion: marsh | /r/CapableOf | extend to 4,500 km2
Facets:
value: during period of flooding
type: TEMPORAL
Source sentences:
text: Normally, the marshes are a 2,800 km2 (1,100 sq mi) area of permanent marsh and lake but during period of flooding can extend to 4,500 km2 (1,700 sq mi).