Update enhanced-syntax.md
Update enhanced-syntax.md

corrected 
  UPOS "became" (NOUN -> VERB)
  deprel "he went" (det -> nsubj)
UniversalDependencies/docs,UniversalDependencies/docs,UniversalDependencies/docs,UniversalDependencies/docs,UniversalDependencies/docs,UniversalDependencies/docs