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.

[Q]: Sentence 1:AFIS is not internationally regulated like Air traffic control is by ICAO . Sentence 2:However Eurocontrol have issued a recommendation called Eurocontrol manual for AFIS .
[A]: however


[Q]: Sentence 1:They determined that she had meant her birth father and the case was closed . Sentence 2:Then , in 2006 , school staff called DCF to report a large bruise on Nubia 's face that they suspected was child abuse .
[A]: then


[Q]: Sentence 1:User can control mobile phone interface without line of sight interaction . Sentence 2:For example , user can twist an imaginary dial to control the frequency of radio and slide an imaginary slider to control the volume of music being played .
[A]:
for example