Humans have long, convoluted intestines, designed to digest foods through a process of fermentation.
(Humans; have; long, convoluted intestines, designed to digest foods through a process of fermentation) (long, convoluted intestines; designed; to digest foods through a process of fermentation)
Humans long, convoluted intestines
have designed
long, convoluted intestines, designed to digest foods through a process of fermentation
to digest foods through a process of fermentation