high quality / rich / good soil has a high amount of nitrogen
gaseous_nitrogen is not nitrogen. gaseous_nitrogen is nitrogen. good is quality. high_plasticity_soil_region is fine_grained_soil_region. atmosphere is mostly_nitrogen. mud is very_wet_soil. high_plasticity_soil_region is not fine_grained_soil_region. water has high_heat_capacity atmosphere is not mostly_nitrogen. wood is strong_building_material.