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The Lansalson branch line ( also known as the Trenance valley line ) is a railway line built by the Great Western Railway to serve the china clay industry in the Trenance valley near St Austell in Cornwall , UK .
 Lansalson branch, Great Western Railway, St Austell, Cornwall, UK
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Lansalson branch, Great Western Railway, St Austell, Cornwall, UK