contained in Data\Unicode_Win7\IdnaTest_Win7.txt The structure of the data set is a semicolon deliminated list with the following columns: Column 1: type - T for transitional, N for nontransitional, B for both Column 2: source - the source string to be tested Column 3: toUnicode - the result of applying toUnicode to the source, using the specified type Column 4: toASCII - the result of applying toASCII to the source, using nontransitional If the value of toUnicode or toASCII is the same as source, the column will be blank.