United States : leader_name : Barack Obama | A Wizard of Mars : language : English language | English language : spoken_in : Great Britain | A Wizard of Mars : country : United States | United States : ethnic_group : Native Americans in the United States
A Wizard of Mars originates from the United States, where Barack Obama is the leader and Native Americans are one of the ethnic groups. A Wizard of Mars is published in English, which is the language spoken in Great Britain.