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: The trail , which begins in the village of El Chorro in southern Malaga province , has been around since the early 1900s , originally built to provide access to two waterfalls for hydroelectric workers . 2: Over the years , the boardwalk deteriorated and , following a string of fatal accidents in 1999 and 2000 , the government demolished the access points to the walkway . 3: Originally built in the 1900s , the trail 's boardwalks deteriorated over time , forcing the local government to close it .

1: The trail 2: the boardwalk 3: the trail 's boardwalks