1. haya   pine   maple   birch   beech   Hint Half-n-half Clue   2. abedul   fir   cedar   birch   elm   Half-n-half Clue   3. abeto   fir   pine   cedar   elm   Half-n-half Clue   4. cedro   chestnut   oak   pine   cedar   Half-n-half Clue   5. olmo   maple   cedar   elm   oak   Half-n-half Clue   6. castaño   pine   elm   birch   chestnut   Half-n-half Clue   7. arce   birch   chestnut   maple   pine   Half-n-half Clue