The terrain is rugged and forested with a number of large pasture-like clearings.
(The terrain; is; rugged and forested with a number of large pasture-like clearings) (The terrain; forested; with a number of large pasture-like clearings)
The terrain The terrain
is forested
rugged and forested with a number of large pasture-like clearings
with a number of large pasture-like clearings