go run *go -n=3 -words=12 -capital -sentence -input="./data/fit.txt"
-capital
start output with a capitalized prefix
-in string
input file (default "./data/biz.txt")
-n int
number of words to use as prefix (default 2)
-sentence
end output at a sentence ending punctuation mark (after n words)
-words int
number of words per run (default 200)