1. pino   oak   chestnut   pine   beech   Hint Half-n-half Clue   2. pioppo   oak   poplar   chestnut   maple   Half-n-half Clue   3. cedro   birch   cedar   poplar   elm   Half-n-half Clue   4. olmo   beech   elm   birch   fir   Half-n-half Clue   5. albero della castagna   birch   fir   oak   chestnut   Half-n-half Clue   6. faggio   beech   birch   pine   maple   Half-n-half Clue   7. abete   poplar   beech   oak   fir   Half-n-half Clue