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