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: Yet the research is clear : When we feel valued and respected by those around us , we 're not only more motivated -- we 're also happier , healthier , and more productive . 2: Studies suggest three factors are essential to the development of authentic , meaningful friendships : familiarity ( being around the same colleague often ) , similarity ( finding commonalities in your background ) , and self-disclosure ( revealing personal information about yourself every now and then , and having your co-worker do the same ) . 3: Research shows the value of cultivating friendships among co-workers .

1: the research 2: Studies 3: Research