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:Sources are also required when quoting someone , with or without quotation marks , or closely paraphrasing a source . Sentence 2:However , the citing of sources is not limited to those situations -- editors are always encouraged to add or improve citations for any information contained in an article .

Ex Output:
however


Ex Input:
Sentence 1:The New York Times had shrunk to almost nothing by the 1890s . Sentence 2:However , after its purchase by Adolph Ochs of Knoxville , Tennessee , in 1896 , it reached an upscale audience with unbiased and detailed news .

Ex Output:
however


Ex Input:
Sentence 1:After a heavy drinking session , Kerry and Smithy slept together . Sentence 2:However , Kerry had no recollection of her night of passion with Smithy and felt guilty for cheating on Cameron .

Ex Output:

however