Instructions: 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.
Input: Sentence 1:This is supported by the fact that VLDLR is primarily expressed in the cortical plate adjacent to reelin - expressing cells , Cajal -- Retzius cells , and in the intermediate zone . Sentence 2:However , definitive evidence has not yet been found .
Output:
however