instruction:
You are given two sentences(Sentence1 and Sentence2). Answer "Yes" if these sentences are a paraphrase of one another, otherwise answer "No".
question:
Sentence1: Market sentiment was subdued after International Business Machines Inc . IBM.N said U.S. securities regulators were investigating the accounting of the world 's largest computer company ., Sentence2: Market sentiment was also cautious after International Business Machines Inc . IBM.N said that federal securities regulators had begun an investigating into its accounting .
answer:
Yes


question:
Sentence1: " Ex-Im board members displayed courage and environmental leadership in the face of considerable pressure , " Jon Sohn of Friends of the Earth said after the panel 's vote ., Sentence2: " Two Ex-Im board members displayed courage and environmental leadership in the face of considerable pressure , " said Jon Sohn , international campaigner for Friends of the Earth .
answer:
Yes


question:
Sentence1: No company employee has received an individual target letter at this time ., Sentence2: She said no company official had received " an individual target letter at this time . "
answer:

Yes