wohin?/wo?/woher? three-way preposition system, direction-giving,
time prepositions, mixed Akkusativ/Dativ prepositions, and country
articles (pp. 89-93). Extends Menschen L8/L10/L11/L12; flags the
Akkusativ/Dativ preposition-case system as new.
Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>