Rivers are the sign that the cycle is working... returning water to the oceans where it evaporates, forms clouds, and falls again.
(Rivers; are; the sign that the cycle is working) (it; falls; T:again) (the cycle; is working; ) (it; evaporates; L:the oceans) (it; forms; clouds)
Rivers it the cycle it it
are falls is working evaporates forms
the sign that the cycle is working
T:again
L:the oceans
clouds