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: Mr Li , deputy chairman of Cheung Kong Holdings , is the son of Hong Kong billionaire Li Ka-shing ., Sentence2: Li is the deputy chairman of Cheung Kong ( Holdings ) Ltd . < 0001.HK > .

SOLUTION: No

PROBLEM: Sentence1: Cool , moist air moved into Colorado early Thursday and brought precipitation to two wind-whipped wildfires that had forced thousands to flee and threatened several hundred homes ., Sentence2: Cool , moist air moved into Colorado overnight , raising hopes for firefighters battling two wind-whipped wildfires that forced thousands to flee and threatened hundreds of homes .

SOLUTION: Yes

PROBLEM: Sentence1: Frank Quattrone , the former Credit Suisse First Boston technology investment-banking guru , reportedly pleaded not guilty Tuesday to charges of obstruction of justice and witness tampering ., Sentence2: NEW YORK - ( Dow Jones ) - Former star investment banker Frank Quattrone pleaded not guilty Tuesday to criminal charges of obstruction of justice and witness tampering .

SOLUTION:
Yes