I took the index on the words, converted the range to binary, added a few zeros, calculated the sha256 digest, took the first Component of the hexadecimal to transform it to binary, additional 3 zeros for the eight digits on the binary and bought 00000010011 which interprets to 19 in https://hyperbookmarks.com/story18810056/top-latest-five-bip39-words-urban-news