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.

[Q]: Sentence: According to Indian government analysis , they began the process of laying a corridor , which is now widely referred to as the Revolutionary Corridor extending from Nepal to across six Indian States , including Bihar , Chhattisgarh , Jharkhand , Andhra Pradesh , Odisha and Madhya Pradesh . 
 Verb: began
[A]: who   began something?


[Q]: Sentence: The storm caused extensive damage to West Edmonton Mall ; a small glass section of the roof collapsed under the weight of the rainwater , causing water to drain onto the mall 's indoor ice rink . 
 Verb: causing
[A]: what   caused something?


[Q]: Sentence: In addition , even when they do match , escape mutants are often generated . 
 Verb: match
[A]:
what   matches?