TASK DEFINITION: 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.
PROBLEM: Sentence 1:Mining corporation Barrick Gold has been leased mining rights to mine in Porgera in the Eastern Highlands . Sentence 2:As a result , there have been forced eviction of people from their homes and serious misconduct by police in this area .

SOLUTION: as a result

PROBLEM: Sentence 1:He learnt Hindustani classical music on sarod from the Senia gharana master Ustad Keramatullah Khan . Sentence 2:However , he chose a different instrument for expressing the music he learnt .

SOLUTION: however

PROBLEM: Sentence 1:A group of hand surgeons realized in the 1970s that the level of injury did not predict the number of available muscles in the upper limb very well . Sentence 2:Therefore , the international classification was established in 1979 , at the Edinburgh meeting .

SOLUTION:
therefore