The concept of continental drift was proposed by Alfred Wegener who suggested that the continents once formed a single landmass he named Pangaea.
(The concept of continental drift; was proposed; by Alfred Wegener) (a single landmass; named; Pangaea) (Alfred Wegener; suggested; that the continents once formed a single landmass) Context(Alfred Wegener suggested,List([49, 77))):(the continents; formed; a single landmass he named Pangaea; T:once)
Alfred Wegener suggested,List([49, 77))
The concept of continental drift a single landmass Alfred Wegener the continents
was proposed named suggested formed
by Alfred Wegener
Pangaea
that the continents once formed a single landmass
a single landmass he named Pangaea T:once