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:The chickens retreat to the trunk of the tree . Sentence 2:However , the tree branch comically stays standing , whilst the rest of the tree collapses .

Output: however


Input: Consider Input: Sentence 1:Thus , plants found in these environments have the adaptive ability to grow , despite these conditions . Sentence 2:Furthermore , such an extreme environment facilitates the high rate of endemism found , as few species are able to dominate a serpentine plant community .

Output: furthermore


Input: Consider Input: Sentence 1:The shapes and unusual spider appearance of these features have stimulated a variety of scientific hypotheses about their origin , ranging from differences in frosting reflectance , to explanations involving biological processes . Sentence 2:However , all current geophysical models assume some sort of geyser - like activity .


Output: however