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:The party returned to run in the 2010 parliamentary elections , but received just 875 votes ( 0.05 % ) and failed to win a seat . Sentence 2:However , it did win six seats ( 0.06 % of the total ) in the 2011 local elections .
Example Output: however

Example Input: Sentence 1:There are a number of molecules known to inhibit this enzyme . Sentence 2:For example , cerulenin inhibits synthase II in Spinacia oleracea , Allium ampelprasum , Escherichia coli , and Streptoccoccus pneumonia .
Example Output: for example

Example Input: Sentence 1:However , much of the remaining interior has been redesigned since 1889 , giving it a different appearance . Sentence 2:For example , it had gas lighting , which was replaced with electric lighting in 1904 .
Example Output:
for example