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