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Many of these archaeologists have concentrated their research and excavations on non-Olmec areas with evidence of ancient complex societies , like the Valley of Oaxaca , the central basin of Mexico and the Pacific coastal sites of Chiapas in southwestern Mexico .
 location contains: Mexico, Chiapas; location contains: Mexico, Chiapas; country of administrative divisions: Mexico, Chiapas; administrative division of country: Chiapas, Mexico; country of administrative divisions: Mexico, Chiapas; administrative division of country: Chiapas, Mexico
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: ethnicity, place lived, geographic distribution, company industry, country of administrative divisions, administrative division of country, location contains, person of company, profession, ethnicity of people, company shareholder among major shareholders, sports team of location, religion, neighborhood of, company major shareholders, place of death, nationality, children, company founders, company founded place, country of capital, company advisors, sports team location of teams, place of birth 
Text: {0} 
 Entity Pairs:  Mexico, Chiapas; Mexico, Chiapas; Mexico, Chiapas; Chiapas, Mexico; Mexico, Chiapas; Chiapas, Mexico 
Answer:
 location contains: Mexico, Chiapas; location contains: Mexico, Chiapas; country of administrative divisions: Mexico, Chiapas; administrative division of country: Chiapas, Mexico; country of administrative divisions: Mexico, Chiapas; administrative division of country: Chiapas, Mexico