CREATE TABLE country (name VARCHAR, area VARCHAR, population VARCHAR, Country_ID VARCHAR)
CREATE TABLE roller_coaster (Country_ID VARCHAR, speed INT)

What are the country names, area and population which has both roller coasters with speed higher
SELECT T1.name, T1.area, T1.population FROM country AS T1 JOIN roller_coaster AS T2 ON T1.Country_ID = T2.Country_ID WHERE T2.speed > 60 INTERSECT SELECT T1.name, T1.area, T1.population FROM country AS T1 JOIN roller_coaster AS T2 ON T1.Country_ID = T2.Country_ID WHERE T2.speed < 55
SELECT "T1"."name", "T1"."area", "T1"."population" FROM "country" AS "T1" JOIN "roller_coaster" AS "T2" ON "T1"."Country_ID" = "T2"."Country_ID" AND "T2"."speed" > 60 INTERSECT SELECT "T1"."name", "T1"."area", "T1"."population" FROM "country" AS "T1" JOIN "roller_coaster" AS "T2" ON "T1"."Country_ID" = "T2"."Country_ID" AND "T2"."speed" < 55