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:Along with these fossils , there are also tools and fauna as well as other related artifacts found within the sites and other sites nearby . Sentence 2:These artifacts could nevertheless shed light on the unresolved age of these remains .
Example Output: nevertheless

Example Input: Sentence 1:This is known as the sidereal month . Sentence 2:However , during one sidereal month , Earth has revolved part way around the Sun , making the average time between one new moon and the next longer than the sidereal month : it is approximately 29.5 days .
Example Output: however

Example Input: Sentence 1:Between 2010 and 2013 , Blackwell discontinued using the Buell motorcycles . Sentence 2:However , in 2014 , Blackwell returned to using the Buells in his stunt shows .
Example Output:
however