You are given two sentences(Sentence1 and Sentence2). Answer "Yes" if these sentences are a paraphrase of one another, otherwise answer "No".

Sentence1: Kempenaers said some species are still faithful , notably swans and sea birds such as the albatross , which mate for life and are never unfaithful to their partners ., Sentence2: Kempenaers said fidelity still exists in some species , notably swans and sea birds such as the albatross that mate for life and are never unfaithful to their partners .
Yes

Sentence1: The market remains pinned in a narrow range after a powerful rally drove the broad Standard & Poor 's 500 index .SPX up more than 20 percent since mid-March ., Sentence2: The market remains pinned in a narrow range after a powerful rally pushed the broad S & P 500 index up more than 20 percent since mid-March .
Yes

Sentence1: " If the voluntary reliability standards were complied with , we wouldn 't have had a problem . ", Sentence2: " If the voluntary reliability standards had been complied with , we wouldn 't have had a problem , " Mr. Dhaliwal said .
Yes