I took the index of the words, converted the selection to binary, additional three zeros, calculated the sha256 digest, took the primary Element of the hexadecimal to convert it to binary, extra a few zeros for the eight digits of the binary and acquired 00000010011 which interprets to 19 in https://bookmarkvids.com/story20331206/new-step-by-step-map-for-bip39-english-words