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: Russian cosmonaut Malenchenko managed a space first earlier this month by marrying his earth-bound fiance by space phone ., Sentence2: Russian cosmonaut Malenchenko achieved a first earlier this month when he married his earth-bound fiancee by video link .

SOLUTION: Yes

PROBLEM: Sentence1: Among the proposals is one for Zimbabwe to have the opportunity to rejoin the 54-member body before the next CHOGM meeting in two years ., Sentence2: Among the proposals being considered is for Zimbabwe to have the opportunity to rejoin the 54-member body before the next Commonwealth Heads of Government meeting in two years .

SOLUTION: Yes

PROBLEM: Sentence1: It 's also a strategic win for Overture , given that Knight Ridder had the option of signing on Google 's services ., Sentence2: It 's also a strategic win for Overture , given that Knight Ridder had been using Google 's advertising services .

SOLUTION:
No