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: ( CNN ) The leader of Yemen 's Houthi rebels vowed not to back down on Sunday as a top Saudi military official claimed weeks of airstrikes had significantly weakened the Shiite group . 2: His comments came after more than three weeks of Saudi-led coalition bombings aimed at pushing back the Houthis , who surged into the capital of Sanaa in January and ousted President Abdu Rabu Mansour Hadi from power . 3: A top military leader pledges allegiance to Yemen 's ousted President .

1: The leader of Yemen 's Houthi rebels 2: His 3: A top military leader