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:The partnership was announced in 1998 , developed in parallel to Team Fortress Classic . Sentence 2:However , the game was not shown publicly until a year later at E3 1999 .
[EX A]: however

[EX Q]: Sentence 1:It is debated amongst historians as to whether Mao 's motivations for launching the campaign were genuine or not . Sentence 2:In fact , it is possible that Mao actually originally had pure intentions , but later decided to utilize the opportunity to destroy criticism .
[EX A]: in fact

[EX Q]: Sentence 1:When the cheque is returned or not honoured at the end of the year the land reverts to its original owners . Sentence 2:Thus , the fields can be farmed with certain restrictions .
[EX A]:
thus