and what people can do to help reduce this type of pollution.
(people; can do; to help reduce this type of pollution) Context(people can do,List([9, 22))):(people; can do to help; reduce this type of pollution) Context(people can do to help,List([9, 30))):(people; can do to help reduce; this type of pollution)
people can do,List([9, 22)) people can do to help,List([9, 30))
people people people
can do can do to help can do to help reduce
to help reduce this type of pollution
reduce this type of pollution
this type of pollution