I took the index on the words, converted the variety to binary, added a few zeros, calculated the sha256 digest, took the initial Component of the hexadecimal to convert it to binary, added three zeros to the 8 digits on the binary and acquired 00000010011 which interprets to 19 in https://infopagex.com/story4304032/bip39-phrase-generator-can-be-fun-for-anyone