Given the task definition and input, reply with output. 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:Our wandering heroes are in Wessex , England , to visit Wilbur Waskerville , Wessex 's most well - known detective . Sentence 2:But Wilbur 's brother , Sir Wendell informs them that Wilbur has gone missing .
but