CREATE TABLE "list_of_yachts" (
  "hull_no" real,
  "year" real,
  "project" text,
  "length_overall_in_meters_without_bowsprit" real,
  "name" text,
  "destination" text
);

Question: Name the project with length overall being 25 and name of levante
SQL: SELECT "project" FROM "list_of_yachts" WHERE "length_overall_in_meters_without_bowsprit"=25 AND "name"='levante';

Question: Name the sum of Hull number with portugal destination
SQL: SELECT SUM("hull_no") FROM "list_of_yachts" WHERE "destination"='portugal';

Question: Name the sum of hull number for italy and year more than 1999
SQL: SELECT SUM("hull_no") FROM "list_of_yachts" WHERE "destination"='italy' AND "year">1999;