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:basically listening to Dinah Washington , Billie Holiday , and Frank Sinatra . Sentence 2:But also a lot of piano players , such as Bill Evans , Oscar Peterson and Erroll Garner , those were my mother 's favorites .
[EX A]: but

[EX Q]: Sentence 1:In the position at left , White to play will apparently be obliged to retreat the knight from f5 , because the squares to which it could advance are all guarded . Sentence 2:However , the interference move 1. Nd6+ interrupts the black rook 's defense of the black queen .
[EX A]: however

[EX Q]: Sentence 1:Summer Hike ( 30 Jun 2017 ) - Pato has plans for camping so he invites Pocoyo & Nina to come over . Sentence 2:However Pato was exhausted , with Pocoyo & Nina more energetic .
[EX A]:
however