In 1923 , Jacob Blaustein and his son , Louis Blaustein , sold half a participation in their American Oil Company to Pan American in exchange for a guaranteed supply of oil .
In 1923 Jacob Blaustein and his son Louis Blaustein sold a half interest in their American Oil Company to Pan American in exchange for a guaranteed supply of oil .

Are these two sentences paraphrases of each other? OPTIONS:
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- yes
yes

In March 1992 , Manser Mahathir wrote another letter .
In March 1992 , Manser wrote another letter to Mahathir .

Are these two sentences paraphrases of each other? OPTIONS:
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- yes
no

At that time , Cao Mao was only a puppet emperor , as the actual power was in the hands of the regent Sima Zhao ( cousin of Sima Wang ) .
At the time , Cao Mao was merely a puppet emperor , because the actual power was in the hands of Regent Sima Wang ( Sima Zhaos Cousin ) .

Are these two sentences paraphrases of each other? OPTIONS:
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- yes
no

She is the former State Convenor and current Secretary of the New South Wales Labor Left faction .
She is the former state convenor and current secretary of the Left New South Wales group .

Are these two sentences paraphrases of each other? OPTIONS:
- no
- yes
yes