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.
Q: Sentence 1:Most of Pamban Island lies below sea - level . Sentence 2:However , there are a few hillocks and elevated physical features in the vicinity of Rameswaram of which Mt. Gandamadana is the tallest .
A:
however