united_states | ethnicgroup | african_americans <tsp> english_language | spokenin | great_britain <tsp> united_states | capital | washington,_dc <tsp> united_states | language | english_language <tsp> a_wizard_of_mars | country | united_states <sep> the united states of america (usa or usa), commonly known as the united states (us or us) or america, is a country primarily located in north america it consists of 50 states, a federal district, five major unincorporated territories, nine minor outlying islands, and 326 indian reservations the united states is the world's third-largest country by both land and total area 
a wizard of mars is a book from the united states. the capital of that country is washington d.c. and english is spoken there (as in great britain). one of the ethnic groups there is african american.the united states is the world's third-largest country by both land and total area