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 Q]: Sentence 1:In 1492 additional documentation was collected for submission to Pope Innocent VIII with the intention of having Algotsson canonized in 1498 . Sentence 2:But Innocent VIII 's death in 1492 hindered this to a significant degree .
[EX A]: but

[EX Q]: Sentence 1:Most changes are minor , adding or removing only a few base pairs of DNA . Sentence 2:For example , the WS202 release of WormBase ( April 2009 ) added two base pairs to the genome sequence .
[EX A]: for example

[EX Q]: Sentence 1:Most studies have found no association between tea intake and iron absorption . Sentence 2:However , drinking excessive amounts of black tea may inhibit the absorption of iron , and may harm people with anaemia .
[EX A]:
however