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.

[EX Q]: Sentence: As ex-slaves risked beatings for failing to meet the continuing duties , their freedom was limited . 
 Verb: risked
[EX A]: what did someone risk?

[EX Q]: Sentence: Following the report , Attorney General Michael Mukasey appointed a special prosecutor to investigate whether former Attorney General Alberto Gonzales and other officials involved in the firings of nine U.S. attorneys broke the law . 
 Verb: broke
[EX A]: what might  have been broken?

[EX Q]: Sentence: Having finished his apprenticeship with Hammond , Keats registered as a medical student at Guy 's Hospital and began studying there in October 1815 . 
 Verb: began
[EX A]:
who   began  to do something?