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: Happy 60th birthday to the Hercules -- the oldest continuously produced family of military planes in history . 2: Lockheed has been making these airplanes longer than the legendary B-52 bomber and the famous U2 spy jet . 3: Lockheed 's C-130 Hercules is the longest continuously produced military plane in history .

1: the Hercules -- the oldest continuously produced family of military planes 2: these airplanes 3: Lockheed 's C-130 Hercules