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.

Ex Input:
Sentence 1:He lost the Democratic primary to Murphy by only 107 votes , but easily won the Republican primary . Sentence 2:However , he stated that he intended to remain a Democrat .

Ex Output:
however

Ex Input:
Sentence 1:As an example , it is physically possible to make interchangeable screws , bolts , and nuts entirely with freehand toolpaths . Sentence 2:But it is economically practical to make them only with machine tools .

Ex Output:
but

Ex Input:
Sentence 1:Therefore , from Nabataean perspective , Dhushara was probably associated with the heavens . Sentence 2:However one theory connect Dhushara with the forests that give different idea of the god .

Ex Output:
however