Assertion details
Summary
river's length be 1 subjects of debate
TEMPORAL
since the mid-20th century 1
1 facets
Facet Type Facet cluster
since the mid-20th century 1 temporal
1 triples in cluster
length be subjects of debate 1
1 source sentences
Source: Shown
Subject: Shown
Predicate: Shown
Object: Shown
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  • SRC However , both the length of the Amazon and its ultimate source have been subjects of debate since the mid-20th century , and there are those who claim that the Amazon is actually longer than the Nile .