355585
About 1800 , the Cornishman John Vivian , the first of the family to settle in Swansea , became managing partner in the copper works at Penclawdd and Loughor owned by the Cheadle Brasswire Company of Staffordshire .
 Vivian, Penclawdd, Loughor, Staffordshire
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Vivian, Penclawdd, Loughor, Staffordshire