CREATE TABLE table_68383 ("Rank" FLOAT, "Lane" FLOAT, "Name" CLOB, "Nationality" CLOB, "Time" CLOB)

What is the rank of the swimmer named Petria Thomas?
SELECT "Rank" FROM table_68383 WHERE "Name" = 'petria thomas'
SELECT "Rank" FROM "table_68383" WHERE "Name" = 'petria thomas'