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: Consider Input: Sentence 1:By measuring the thickness of individual rings , it has been assumed ( at least in some species ) to estimate fish growth because fish growth is directly proportional to otolith growth . Sentence 2:However , some studies disprove a direct link between body growth and otolith growth .

Output: however


Input: Consider Input: Sentence 1:Vajrayana Buddhism does not restrict its teachings of Buddhism to male or female . Sentence 2:In fact , during the initial years of establishing the Tengboche Monastery , nuns studied and practiced Buddhism here .

Output: in fact


Input: Consider Input: Sentence 1:The castle was never fully rebuilt . Sentence 2:However , outlines of the main features were restored in 1987 .


Output: however


