CREATE TABLE "numerals" (
  "number" text,
  "proto_austronesian" text,
  "proto_malayo_polynesian" text,
  "proto_oceanic" text,
  "proto_polynesian" text
);

Question: Which Proto-Austronesian has a Proto-Oceanic of *lima?
SQL: SELECT "proto_austronesian" FROM "numerals" WHERE "proto_oceanic"='*lima';

Question: Which Proto-Oceanic has a Proto-Polynesian of *lima?
SQL: SELECT "proto_oceanic" FROM "numerals" WHERE "proto_polynesian"='*lima';

Question: Which Number has a Proto-Polynesian of *taha?
SQL: SELECT "number" FROM "numerals" WHERE "proto_polynesian"='*taha';

Question: WHich Proto-Polynesian has a Number of five?
SQL: SELECT "proto_polynesian" FROM "numerals" WHERE "number"='five';

Question: Which Proto-Polynesian has a Proto-Malayo-Polynesian of *telu?
SQL: SELECT "proto_polynesian" FROM "numerals" WHERE "proto_malayo_polynesian"='*telu';

Question: Which  Proto-Oceanic has a Proto-Polynesian of *lima?
SQL: SELECT "proto_oceanic" FROM "numerals" WHERE "proto_polynesian"='*lima';