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.

Example 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 .
Example Output: however

Example Input: Sentence 1:Brahma Kumaris recommend a specific lifestyle in order achieve greater control over physical senses . Sentence 2:However , many participate in a casual way , electing to adopt whichever beliefs and lifestyle disciplines in the following list they wish :
Example Output: however

Example Input: Sentence 1:It enjoyed a technological advantage and had a monopoly in cast iron production , piston bellows , suspension bridge construction , printing , and the compass . Sentence 2:However , it seemed to have long since stopped progressing .
Example Output:
however