Question: So how well does it work Tests showed that it works well on many different sites
--
Answer: So how well does it work? Tests showed that it works well on many different sites.

Question: Latest update 7 March 2016 1505
--
Answer: Latest update : 7 March 2016 15:05

Question: For example in the transaction of yachts
--
Answer: For example, in the transaction of yachts.

Question: There is little doubt that Threlfall had honestly described Seiferts enormous contribution but Seifert was far too modest to allow such a preface
--
Answer:
There is little doubt that Threlfall had honestly described Seifert's enormous contribution but Seifert was far too modest to allow such a preface.