19520
 Tiffany 's great advantage was its gemologist , George Frederick Kunz , who sought out unusual colored stones all over North America : emeralds and rock crystal from North Carolina , diamonds from Virginia , topaz from Colorado , sapphires from Montana , yellow beryl from Connecticut and fire opals from Mexico . 
 location contains: North America, Mexico
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  North America, Mexico 
Answer:
 location contains: North America, Mexico