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:The Douglas family becomes concerned about Dodie 's despondency when Tramp , the aging family mongrel , keeps disappearing at night . Sentence 2:Meanwhile , Uncle Charley makes her a rag - doll and names it Arfie .
meanwhile