article_snippet.sent: Grewcock were part of a nine-strong team including three Royal Marines and directors of yachting company Y.CO.
article_snippet.sent: Grewcock Lewsey might be used to a pitch - but Grewcock would have found the ice floes and five-feet high ridges at the North Pole a little more challenging .
article_snippet.sent: Grewcock runs past centre Jose Viana of Uruguay in the Suncorp Stadium, Brisbane, in 2003. 
article_snippet.sent: After the incident Grewcock were taken by helicopter to the exact latitude of 89 North before loading up Grewcock 60 kilo sleds and trekking to the North Pole.
article_snippet.sent: Grewcock journey took Grewcock across ice floes and up five-feet high ridges and
article_snippet.sent: Grewcock endured temperatures as cold as -50C.