tree_vowelscoolesttex

[S 
  [NP 
    [N' 
      [N Vowels ] ] ] 
  [VP 
    [V are ] 
    [NP 
      [DET the ] 
      [N' 
        [ADJ coolest ] 
        [N' 
          [ADJ speech ] 
          [N' 
            [N sounds ] ] ] ] ] ] ]