18113
Even though it was one of the greatest natural disasters in history , however , memories of it have been overshadowed in Japan by the firebombing of Tokyo and other cities during World War II , not to mention the destruction of Hiroshima and Nagasaki .
 country of capital: Japan, Tokyo; location contains: Japan, Hiroshima; country of administrative divisions: Japan, Tokyo; location contains: Japan, Tokyo; location contains: Japan, Nagasaki; administrative division of country: Tokyo, Japan
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: 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} 
Answer:
 country of capital: Japan, Tokyo; location contains: Japan, Hiroshima; country of administrative divisions: Japan, Tokyo; location contains: Japan, Tokyo; location contains: Japan, Nagasaki; administrative division of country: Tokyo, Japan