SELECT district_id ,  name FROM district WHERE area_km  >  3000 OR population  >  4000
Return the ids and names of the districts whose population is larger than 4000 or area bigger than 3000.
CREATE TABLE "district" (
"District_ID" int,
"Name" text,
"Area_km" real,
"Population" real,
"Density_km" real,
"Government_website" text,
PRIMARY KEY ("District_ID")
);
CREATE TABLE "spokesman" (
"Spokesman_ID" int,
"Name" text,
"Age" int,
"Speach_title" text,
"Rank_position" real,
"Points" real,
PRIMARY KEY ("Spokesman_ID")
);
CREATE TABLE "spokesman_district" (
"Spokesman_ID" int,
"District_ID" int,
"Start_year" text,
PRIMARY KEY ("Spokesman_ID"),
FOREIGN KEY ("Spokesman_ID") REFERENCES "spokesman"("Spokesman_ID"),
FOREIGN KEY ("District_ID") REFERENCES "district"("District_ID")
);
INSERT INTO  "district" VALUES (1,"Pozo Almonte","13765.8","10830","0.8","linke.gov");
INSERT INTO "spokesman" VALUES ("1","Rocco Granata",45,"Life and Freedom","1","498");
INSERT INTO "spokesman_district" VALUES (1,1,"2003");