TASK DEFINITION: You are given two sentences(Sentence1 and Sentence2). Answer "Yes" if these sentences are a paraphrase of one another, otherwise answer "No".
PROBLEM: Sentence1: Although Prempro pills were used in the study , the researchers said they had no evidence that other brands were safer ., Sentence2: Athough Prempro pills were used in the study , the researchers say they have no evidence that other brands are safer .

SOLUTION: Yes

PROBLEM: Sentence1: Minister Saud al-Faisal visit was disclosed Monday by two administration officials who discussed it on condition of not being identified by name ., Sentence2: Minister Saud al-Faisal 's visit was disclosed by two administration officials , who spoke on condition of anonymity .

SOLUTION: Yes

PROBLEM: Sentence1: Sixteen days later , as superheated air from the shuttle 's reentry rushed into the damaged wing , " there was no possibility for crew survival , " the board said ., Sentence2: Sixteen days later , as superheated air from the shuttle ' s re-entry rushed into the damaged wing , ' ' there was no possibility for crew survival , ' ' the board said .

SOLUTION:
Yes