Problem: Scientists believe that amber was deposited in a flat part of a sea basin in a delta of a prehistoric river during the Upper Eocene and the Lower Oligocene .
Scientists believe that amber was deposited during the Upper Eocene and Lower Oligocene in a delta of a prehistoric river , in a shallow part of a marine basin .
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A: yes

Problem: '' Thomas Joseph Mboya was a very good friend and confidante of Eric '' , words of third Kenyan President Mwai Kibaki during the funeral of Khasakhala .
'' Eric was a very good friend and confidante of Thomas Joseph Mboya '' , words of the 3rd Kenyan president , Mwai Kibaki , during Khasakhala 's funeral .
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A: no

Problem: The opening ceremonies were held at the Sun Gro Centre , the closing ceremonies on the CPTC Racetrack .
The opening ceremonies were held at the CPTC Racetrack , and the closing ceremonies at the Sun Gro Centre .
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A:
no