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 Input:
Sentence: Pitt spoke out against the Convention of El Pardo which aimed to settle the dispute peacefully . 
 Verb: aimed

Ex Output:
what   aimed  to do something?


Ex Input:
Sentence: Boshoff claimed a symbolism of the murder for farm murders that he described as `` nothing other than a state of war '' . 
 Verb: claimed

Ex Output:
who   claimed something?


Ex Input:
Sentence: The `` power cepstrum '' was defined in a 1963 paper by Bogert et al. . 
 Verb: defined

Ex Output:

what was  defined?