Third, the recent ruling of the United States Parole Board forbidding paroled federal prisoners to use the Internet must be extended to forbid books, magazines, and newspapers as well.
Federal prisoners who gain parole are not allowed to use the internet and they are not allowed to own smartphones. 
mnli hypothesis: Federal prisoners who gain parole are not allowed to use the internet and they are not allowed to own smartphones.  premise: Third, the recent ruling of the United States Parole Board forbidding paroled federal prisoners to use the Internet must be extended to forbid books, magazines, and newspapers as well.