An user Galician
says…

Esa
Determiner
  é
Auxiliary
  a
Determiner
  maior
Adjective
  descentralización
Noun
.

That's the biggest decentralization.
Words and sentences
New
esa

that

New
é

is; third-person singular present indicative of ser

New
a

New
maior

  1. bigger, greater, major
  2. major

New
descentralización

decentralization (US), decentralisation (UK)

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