1. Kastaniebaum   oak   fir   chestnut   pine   Hint Half-n-half Clue   2. Ulme   chestnut   maple   cedar   elm   Half-n-half Clue   3. Tanne   pine   oak   fir   chestnut   Half-n-half Clue   4. Buche   beech   pine   chestnut   fir   Half-n-half Clue   5. Pappel   elm   fir   poplar   cedar   Half-n-half Clue   6. Ahorn   birch   oak   chestnut   maple   Half-n-half Clue   7. Eiche   oak   birch   poplar   cedar   Half-n-half Clue