TASK 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*
PROBLEM: 1: While individual fighters are not always accepted , volunteers working as military trainers are sharing their expertise to support those on the front lines of the fight against ISIS forces . 2: Providing noncombat backing , such as medical , weaponry , logistical and training assistance would appear , he thinks , to be the best way of supporting those Kurdish and Arab troops on the front . 3: Training and logistical support , some argue , is the best way to support the fight against ISIS .

SOLUTION: 1: their expertise 2: training assistance 3: Training

PROBLEM: 1: It was a necessity in those early days , said John Jacob , the editor of a new book of Haas ' movie photography ,  Ernst Haas : On Set .  2: Photographers such as Haas were entrusted to bring their talent and style to the work . 3: His work from the industry has been brought together in a new book ,  Ernst Haas : On Set 

SOLUTION: 1: Ernst Haas 2: Haas 3: Ernst Haas

PROBLEM: 1: Nairobi , Kenya ( CNN ) Kenyan Deputy President William Ruto on Saturday gave the United Nations ' refugee agency three months to relocate refugees from the Dadaab camp -- the world 's largest -- to Somalia , or  we shall relocate them ourselves .  2: Any mass move would be a monumental task , disrupting the already difficult lives of more than 600,000 Somalis who call the camp their home . 3: The Dadaab refugee camp is the world 's largest , with more than 600,000 people .

SOLUTION:
1: the Dadaab camp -- the world 's largest 2: the camp 3: The Dadaab refugee camp

