 "It was really a great mission for the agency," said mission manager Gerhard Schwehm , "It was a technology demonstrator that grew up and provide lots of beautiful science data." 
<clarity>  "It was really a great mission for the agency," said mission manager Gerhard Schwehm , "It was a technology demonstrator that grew up and provide lots of beautiful science data." 
 "It was really a great mission for the agency," said mission manager , "It was a technology demonstrator that grew up and provide lots of beautiful science data." 