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:Increased scholarship and research . Sentence 2:For instance , Emerald Group Publishing in 2013 launched The Journal of Global Mobility : The home of expatriate management research .
Example Output: for instance

Example Input: Sentence 1:On top of that , the team charged that all three Chicago men had received twice their travel expenses , making them paid professionals . Sentence 2:Meanwhile , Allegheny accused Pittsburgh of hiring Simon Martin , who was promised a job at the club for his participation .
Example Output: meanwhile

Example Input: Sentence 1:This was also found to apply to individuals with symmetrical hearing losses when detecting ITDs in narrowband signals . Sentence 2:However , ITD thresholds seem to be normal for those with symmetrical losses when listening to broadband sounds .
Example Output:
however