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:  So I changed it to'Security Princess ' as more of a tongue-in-cheek thing . 2: Tabriz 's biggest concern now is the people who find bugs in Google 's software , and sell the information to governments or criminals . 3: The self-styled ` Security Princess ' finds bugs in the software before attackers .

1: to'Security Princess 2: the people who find bugs in Google 's software 3: The self-styled ` Security Princess