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:Before the war the Silesian German population amounted to more than four million inhabitants . Sentence 2:However many died or fled before the oncoming front .
Example Output: however

Example Input: Sentence 1:Players should serve in order to get a weak return and keep the opponent on the defense with that first shot . Sentence 2:For example , following a wide serve , it is ideal to hit the opponent 's return to the open court .
Example Output: for example

Example Input: Sentence 1:He left his full - time post in 1983 to pursue a career in academia . Sentence 2:However , he maintained his link with industry through freelance consultancy and membership of several professional bodies .
Example Output:
however