Soils are living communities of organisms, and they take time to develop after volcanic eruptions.
(Soils; are living; communities of organisms) (they; take; time) Context(they take,List([47, 56))):(they; take time to develop; T:after volcanic eruptions)
they take,List([47, 56))
Soils they they
are living take take time to develop
communities of organisms
time
T:after volcanic eruptions