CREATE TABLE table_204_54 (id NUMBER, "pondicherry assembly" CLOB, "duration" CLOB, "name of m.l.a." CLOB, "party affiliation" CLOB, "election year" NUMBER)

the last winner of the twelfth pondicherry assembly ?
SELECT "name of m.l.a." FROM table_204_54 WHERE "pondicherry assembly" = 'twelfth'
SELECT "name of m.l.a." FROM "table_204_54" WHERE "pondicherry assembly" = 'twelfth'