The assignment's examples are German ("Gehe nach Norden", "Nimm Brief",
"Lies Brief", "Benutze Schaufel") but every verb was English-only, so none of
them parsed.
- Register German aliases alongside the English ones (gehe, nimm, lies, benutze,
lege, gib, rede, schau, karte, inventar, hilfe, beenden)
- Direction.fromString accepts norden/sueden/süden/osten/westen and the n/s/e/w
shorthands; YAML exits keep the canonical English names
- Treat "nach", "den", "die", "das" as filler words so "Gehe nach Norden" parses