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: Sean Harrigan , president of the California Public Employees ' Retirement System , also suggested paring down the NYSE 's 27-member board , changing its composition and making it more accountable ., Sentence2: Sean Harrigan , president of the California Public Employees ' Retirement System , also suggested paring the NYSE 's 27-member board and allotting more seats to investors outside the securities industry .

SOLUTION: No

PROBLEM: Sentence1: " But that does not clear them of the obligation to do everything possible to protect civilians , and that is not what we 're seeing . ", Sentence2: " But that does not clear them of the responsibility to do everything possible to minimize civilian harm . "

SOLUTION: No

PROBLEM: Sentence1: Half of the women were given a daily dose of the drug and half took a placebo ., Sentence2: Half the women received a daily tablet of the combination oestrogen plus progestin while the rest were given a placebo .

SOLUTION:
Yes