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