Definition: You will be given three sentences. Read them, then identify a noun phrase (person, place, or thing) or event that is shared between all three sentences. As the output, write the span of the text corresponding to that phrase in each sentence. Keep the order of the sentences, that is, your answer should look like: 1: *a phras from sentence 1e* 2: *a phras from sentence 2* 3: *a phrase from sentence 3*
Input: 1: Nevertheless , the trial court summoned him and some other corporate leaders to testify in person on April 8 , she said . 2: The case Singh has been asked to appear for relates to the licensing of a coal block to a private firm some 10 years ago , when he was also guardian of the nation 's coal ministry . 3: Due to appear on April 8 ; case relates to the licensing of a coal block to a private firm 10 years ago .

1: testify 2: appear 3: appear