what's the relative value that contains a jyutping of daam3?
CREATE TABLE "table_of_chinese_mass_units_in_hong_kong" (
  "jyutping" text,
  "character" text,
  "portuguese" text,
  "relative_value" text,
  "metric_value" text,
  "imperial_value" text
);
SELECT "relative_value" FROM "table_of_chinese_mass_units_in_hong_kong" WHERE "jyutping"='daam3';