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:Now they must cross a narrow beam while avoiding being knocked off by a wrecking ball that is swung at them . Sentence 2:Then , to cross a gap in the course , they have to step onto a spinning plank and leap off the opposite side to carry on .
Example Output: then

Example Input: Sentence 1:on the last day of the season , a loss that ended hopes of lasting the whole season undefeated at home . Sentence 2:Yet , it was the club 's highest finished since 2003 and promised much for the future .
Example Output: yet

Example Input: Sentence 1:Only ten paintings returned from there in 1946 , and most of the pictures seemed lost . Sentence 2:However , a large collection of paintings confiscated by the Soviet Union was returned in 1958 .
Example Output:
however