1770
 On Monday , Skype , a service that connects voice calls over the Internet , said its customers in North America could use their computers to call traditional telephone lines anywhere else in the United States and Canada free until the end of the year . 
 location contains: North America, Canada
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: North America, Canada