CREATE TABLE "cognates_of_core_hangul_letters" (
  "hangul" text,
  "phagspa" text,
  "tibetan" text,
  "phoenician" text,
  "greek" text,
  "latin" text
);

Question: What is the Phoenician letter for the Hangul of ㄹ?
SQL: SELECT "phoenician" FROM "cognates_of_core_hangul_letters" WHERE "hangul"='ㄹ';

Question: What is the Latin letter for the Tibetan of ས?
SQL: SELECT "latin" FROM "cognates_of_core_hangul_letters" WHERE "tibetan"='ས';

Question: to the Latin of f, y, u/v/w?
SQL: SELECT "greek" FROM "cognates_of_core_hangul_letters" WHERE "latin"='f, y, u/v/w';

Question: What is the Hangul equivalent of the Greek ϝ, υ?
SQL: SELECT "hangul" FROM "cognates_of_core_hangul_letters" WHERE "greek"='ϝ, υ';

Question: What is the Latin equivalent for the Phagspa of ꡙ?
SQL: SELECT "latin" FROM "cognates_of_core_hangul_letters" WHERE "phagspa"='ꡙ';