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