In this task, you are given a sentence and a verb from the sentence. Your task is to generate a set of wh-questions starting with who, what, when, where, why, how, how much. The generated questions must contain the verb and the answers to these questions are phrases in the input sentence. The answer to the questions is associated with a specific semantic role. The answer to these questions is associated with a specific semantic role. The questions must use pronouns instead of direct nouns that could be used to refer to various roles present in the sentence. Construct a question in such a way that (i) it is unambiguous, (ii) its answer is unique (iii) its answer is a continuous text span from the paragraph.

Sentence: These so-called model villages were envisioned as a self-contained community for the factory workers . 
 Verb: envisioned
what were  envisioned  as something?

Sentence: Migrants to Belfast came from across Ireland , Scotland and England , but particularly from rural Ulster , where sectarian tensions ran deep . 
 Verb: came
who   came  from somewhere?

Sentence: `` American Guru : A Story of Love , Betrayal and Healing '' , by William Yenner and other former Cohen student contributors , allege authoritarianism , financial manipulation , physical and psychological abuse in Cohen 's community , and discusses the challenges of healing after leaving the community . 
 Verb: allege

what was  alleged?