You will be given a definition of a task first, then some input of the task.
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.

Sentence 1:None of the world 's countries except Canada reciprocates , giving U.S. citizens the right that the U.S. grants to their citizens . Sentence 2:However , the Canadian Intellectual Property Office does not grant U.S. patent agents or attorneys the same privileges the USPTO grants Canadian patent agents .
Output:
however