In this task, you are given two sentences in the English language (Sentence 1 and Sentence 2). Your task is to identify the connecting word between the two sentences.
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Question: Sentence 1:In 1168 there is the first indication of a free aristocratic ( edelfrei ) line in Berneck with the mention of the Walpote , Uodalrich II . Sentence 2:It can therefore be assumed that there was already a noble seat here at that time .

Answer: therefore


Question: Sentence 1:The argumentation schemes provided in ( Walton , Reed & Macagno , 2008 ) describe tentatively the patterns of the most typical arguments . Sentence 2:However , the two levels of abstraction are not distinguished .

Answer: however


Question: Sentence 1:Statements about Lawrence 's descent from earlier generations of the Sanderson family appear in an article by Rev WD Sweeting . Sentence 2:However , they should be treated with caution because they do not point to documentary evidence from earlier than the 17th century .

Answer:
however