I took the index of the words, converted the selection to binary, extra 3 zeros, calculated the sha256 digest, took the 1st A part of the hexadecimal to transform it to binary, extra three zeros for the eight digits of the binary and acquired 00000010011 which interprets to 19 in https://bookmarkerz.com/story18710970/a-review-of-bip39-passphrase