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.

Input: Consider Input: 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 .

Output: however


Input: Consider Input: Sentence 1:PrP has been detected in the blood of sick animals by means of PMCA technology . Sentence 2:However , repeated cycling over several days , which is necessary for PMCA of blood material , has been reported to result in decreased specificity ( false positives ) .

Output: however


Input: Consider Input: Sentence 1:A combination of low confidence and a throat infection limited Boycott to two further Test appearances , playing once more against India and once against Pakistan , for the rest of the year . Sentence 2:He nevertheless again topped the domestic averages with 1260 at 48.46 .


Output: nevertheless