text: CREATE TABLE "Sport" (
  "ID" integer,
  "Name" varchar (50),
  PRIMARY KEY ("ID")
  );
  
  CREATE TABLE "Student" (
  "ID" integer,
  "Name" varchar(50),
  "Sport" integer,
  PRIMARY KEY ("ID"),
  FOREIGN KEY("Sport") REFERENCES "Sport"("ID")
  );
  
  INSERT INTO "Sport" ("ID", "Name") VALUES (100,'Tennis');
  INSERT INTO "Student" ("ID", "Name", "Sport") VALUES (10,'Venus Williams', 100);
  INSERT INTO "Student" ("ID", "Name", "Sport") VALUES (20,'Demi Moore', NULL);
  