CREATE TABLE "world_championships_and_world_cups" (
  "sport" text,
  "body" text,
  "year" text,
  "event_type" text,
  "location" text,
  "nations" text
);

Question: What nations participated in 2007?
SQL: SELECT "nations" FROM "world_championships_and_world_cups" WHERE "year"='2007';

Question: What event type had BODY CMAS in 1980 and underwater hockey?
SQL: SELECT "event_type" FROM "world_championships_and_world_cups" WHERE "body"='cmas' AND "year"='1980' AND "sport"='underwater hockey';

Question: What body is at the World Championship for Underwater Target shooting?
SQL: SELECT "body" FROM "world_championships_and_world_cups" WHERE "event_type"='world championship' AND "sport"='underwater target shooting';

Question: What body participated in 1973?
SQL: SELECT "body" FROM "world_championships_and_world_cups" WHERE "year"='1973';