6548
As official photographer for an American expedition sent in 1871 to investigate the loss of a merchant ship and the execution of its crew off Pyongyang , Korea , he made what are said to be the first photographs ever of Korean people and immediately put together an album to sell to the public .
 country of capital: Korea, Pyongyang
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:  Korea, Pyongyang 
Answer:
 country of capital: Korea, Pyongyang