1. plátano   maple   pine   birch   poplar   Hint Half-n-half Clue   2. álamo   cedar   poplar   fir   oak   Half-n-half Clue   3. ulmeiro   birch   chestnut   elm   beech   Half-n-half Clue   4. castanheira   beech   birch   maple   chestnut   Half-n-half Clue   5. pinheiro   elm   cedar   fir   maple   Half-n-half Clue   6. carvalho   poplar   elm   oak   birch   Half-n-half Clue   7. pinho   poplar   cedar   oak   pine   Half-n-half Clue