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.

Example Input: Sentence 1:Two days later , it was announced he and Borussia Dortmund would not be extending their contract after it expired after 30 July 2016 . Sentence 2:However , on 1 July 2015 , he signed a contract extension to keep him at the club until 2017 .
Example Output: however

Example Input: Sentence 1:Frank is asked to join a secret order within M.I. 9 called the League of Mata Hari . Sentence 2:However , the curious team uncovers a criminal conspiracy that runs throughout M.I. 9 .
Example Output: however

Example Input: Sentence 1:Arjun hates Nisha attending salsa classes with her friend Mojo as her partner . Sentence 2:However , he agrees to marry her .
Example Output:
however