Problem: Wwo sentences:
It would remove $ 55 billion in tax subsidies for exporters , which are illegal under international trade law , in exchange for new tax breaks .
In exchange for new tax breaks , it would remove $ 55 billion of tax subsidies for exporters that are illegal under international trade law .
Do they have the same meaning?

Answer: yes

Problem: Wwo sentences:
They used discarded skin from consenting patients who had undergone surgery and exposed it to UVA light at intensities similar to that of sunlight .
Sanders and colleagues at RAFT exposed skin samples removed from consenting patients during surgery to UVA light at intensities similar to that of sunlight .
Do they have the same meaning?

Answer: yes

Problem: Wwo sentences:
" Contrary to the court 's decision , we firmly believe Congress gave the FTC authority to implement the national Do Not Call list .
" Contrary to the court 's decision , we firmly believe Congress gave the F.T.C. authority to implement the national do-not-call list , " the congressmen said in a statement .
Do they have the same meaning?

Answer: yes

Problem: Wwo sentences:
The technology-laced Nasdaq Composite Index .IXIC ended off 8.15 points , or 0.49 percent , at 1,644.03 .
The broader Standard & Poor 's 500 Index .SPX advanced 2 points , or 0.24 percent , to 977 .
Do they have the same meaning?

Answer:
no