Problem: Wwo sentences:
But the FBI never kept tabs on al-Bayoumi - even though it had received information that he was a Saudi agent , the document says .
But the bureau never kept tabs on al-Bayoumi despite receiving prior information he was a secret Saudi agent , the report says .
Do they have the same meaning?

Answer: yes

Problem: Wwo sentences:
On Jan. 10 , 20-year-old Shawanda Denise McCalister , who also was pregnant , was found bound and strangled in her apartment in the same neighborhood .
On Jan. 1 , Nikia Shanell Kilpatrick , who was pregnant , was found bound and strangled in her apartment .
Do they have the same meaning?

Answer: no

Problem: Wwo sentences:
The document , headlined Information for Health Care Professionals , warns of potential panic attacks , psychosis and convulsions .
The document warns of potential panic attacks , psychosis and convulsions in some cases .
Do they have the same meaning?

Answer: yes

Problem: Wwo sentences:
As well as the dolphin scheme , the chaos has allowed foreign companies to engage in damaging logging and fishing operations without proper monitoring or export controls .
Internal chaos has allowed foreign companies to set up damaging commercial logging and fishing operations without proper monitoring or export controls .
Do they have the same meaning?

Answer:
no