3542
 Still , Chinese oil workers are becoming a growing presence in the Middle East , Africa and South America , and their executives can now be spotted roving through remote outposts in Libya or negotiating long-term agreements in Iran or Saudi Arabia . 
 location contains: Middle East, Libya
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: nationality, country capital, place of death, children, location contains, place of birth, place lived, administrative division of country, country of administrative divisions, company, neighborhood of, company founders 
Text: {0} 
Answer:
 location contains: Middle East, Libya