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: The identical rovers will act as robotic geologists , searching for evidence of past water ., Sentence2: The rovers act as robotic geologists , moving on six wheels .

SOLUTION: No

PROBLEM: Sentence1: It will cost about $ 20,000 per eight-week course of treatment , comparable to other injected cancer therapies , a spokeswoman said ., Sentence2: It will cost about $ 20,000 per average course of treatment -16 to 17 weeks .

SOLUTION: No

PROBLEM: Sentence1: Dealers said the single currency 's downward momentum may pick up speed should it break below $ 1.15 ., Sentence2: Dealers said the single currency 's downward momentum against the dollar could pick up speed if it broke below $ 1.15 .

SOLUTION:
Yes