I took the index of the words, transformed the number to binary, additional a few zeros, calculated the sha256 digest, took the very first Component of the hexadecimal to transform it to binary, added 3 zeros into the 8 digits on the binary and got 00000010011 which translates to 19 https://freshbookmarking.com/story18865506/new-step-by-step-map-for-bip39-english-words