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:It features two airframes as gateguard : a Hawker Hunter F. 4 , and a Sikorsky S - 58C , both ex-Belgian Air Force . Sentence 2:Finally , one more Sikorsky S - 58C is stored and used for static displays .
Example Output: finally

Example Input: Sentence 1:She feels sad on having put them through such troubles and begs them to return before she leaves the country . Sentence 2:They however refuse , saying that they stay has actually made them better than they were in the city .
Example Output: however

Example Input: Sentence 1:It also participated in Valiant Shield 2006 , a major joint military exercise of the U.S. Pacific Command . Sentence 2:Finally , Carrier Strike Group Seven provided humanitarian assistance after the 2004 Indian Ocean earthquake .
Example Output:
finally