Detailed Instructions: 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*
Q: 1: The letters appear to read  AL_LLH , researchers say , which they interpret as meaning  for/to ( the approval of ) Allah .  2: In a paper published in the journal Scanning , the researchers say it is the only ring with an Arabic inscription ever found at a Scandinavian archaeological site . 3: The ring carries an Arabic inscription thought to be  for/to ( the approval of ) Allah , they say .
A:
1: they 2: the researchers 3: they