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.

Ex 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 .

Ex Output:
for example

Ex Input:
Sentence 1:At the time of his death he was the last surviving member of the first Australian Parliament and last surviving MP who served when Edmund Barton was Prime Minister . Sentence 2:Furthermore , he was the last surviving member of Andrew Fisher 's second Cabinet .

Ex Output:
furthermore

Ex Input:
Sentence 1:These findings provide a possible explanation for how some studies found antiproliferative and atrophic changes in the endometrium with topical progesterone . Sentence 2:However , elevated levels of progesterone in the endometrium with topical progesterone have not yet been demonstrated .

Ex Output:
however