Name the lowest Quay cranes for Berths of 1 and operator of mtl with terminal of terminal 5 (ct5)
CREATE TABLE "container_terminals" (
  "terminal" text,
  "operator" text,
  "depth_m" text,
  "berths" real,
  "quay_cranes" real
);
SELECT MIN("quay_cranes") FROM "container_terminals" WHERE "berths"=1 AND "operator"='mtl' AND "terminal"='terminal 5 (ct5)';