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:Akane is able to extract the part , and she and Yukari earn the respect of the Atlantis crew . Sentence 2:But the Orpheus launches due to a testing fault , and ends up in a very deep orbit , unable to begin its mission .
Example Output: but

Example Input: Sentence 1:She created the title role in Larsson 's The Princess of Cyprus in 1937 . Sentence 2:However , her international career was delayed by World War II .
Example Output: however

Example Input: Sentence 1:The chickens retreat to the trunk of the tree . Sentence 2:However , the tree branch comically stays standing , whilst the rest of the tree collapses .
Example Output:
however