CREATE TABLE table_79344 ("Rank" FLOAT, "Heat" FLOAT, "Name" TEXT, "Nationality" TEXT, "Result" FLOAT)

Which Rank has a Name of tsvetelina kirilova, and a Result smaller than 55.97?
SELECT MAX("Rank") FROM table_79344 WHERE "Name" = 'tsvetelina kirilova' AND "Result" < '55.97'
SELECT MAX("Rank") FROM "table_79344" WHERE "Name" = 'tsvetelina kirilova' AND "Result" < '55.97'