Definition: In this task, you're given two sentences. Indicate if the first sentence clearly entails the second sentence (i.e., one can conclude the 2nd sentence by reading the 1st one). Indicate your answer with '1' if the first sentence entails the second sentence, otherwise answer with '0'.
Input: Sentence 1: Meanwhile, thousands of soldiers from the first Gulf War are still suffering from severe symptoms that have been linked to what is now known as Gulf War illness, say veterans advocates. Sentence 2: Many US soldiers developed Gulf War illness after the Gulf War.

1