the map of the space is made of native or lander
eurasia is not landmass. landmass is land. native_reservation is not autonomous_region. cultivable_land is geographical_region. geographical_region_of_space is not region_of_space. cultivable_land is not geographical_region. landmass is body_of_land. region_of_space is site. region_of_space is not site. eurasia is landmass.