CREATE TABLE table_66466 ("Sport" CLOB, "Body" CLOB, "Year" CLOB, "Event type" CLOB, "Location" CLOB, "Nations" CLOB)

What nations participated in 2007?
SELECT "Nations" FROM table_66466 WHERE "Year" = '2007'
SELECT "Nations" FROM "table_66466" WHERE "Year" = '2007'