refactor (Product E.Prod) to (RHSEarleyDNSF)
refactor (Product E.Prod) to (RHSEarleyDNSF)

refactor (Product (E.Prod (E.Rule s r) n t) f) to (RHSEarleyDNSF z (EarleyName z n) t)

sboosali/commands,sboosali/commands