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 Q]: Sentence 1:Various experiments of Vespula wasps have shown that absence of worker reproduction can most likely be attributed to worker policing . Sentence 2:However , V. acadica is one of the few exceptions to the Vespula level generalization regarding worker policing .
[EX A]: however

[EX Q]: Sentence 1:Workers ' Aid was supported by the International Socialist Group , the USFI , and the Workers Revolutionary Party ( Workers Press ) . Sentence 2:However , there was rivalry between these groupings which did not help the solidarity project .
[EX A]: however

[EX Q]: Sentence 1:Workers ' Aid was supported by the International Socialist Group , the USFI , and the Workers Revolutionary Party ( Workers Press ) . Sentence 2:However , there was rivalry between these groupings which did not help the solidarity project .
[EX A]:
however