In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.

[Q]: An IATA airport code , is a three-letter code that can be used to identify airports .
[A]: An IATA airport code , also known as an IATA location identifier , IATA station code or simply a location identifier , is a three-letter code designating many airports and metropolitan areas around the world , defined by the International Air Transport Association ( IATA ) .


[Q]: It is a united church established on 29 November 1970 by bringing together the main Protestant churches working in northern India ; it is a province of the worldwide Anglican Communion .
[A]: The Church of North India ( CNI ) , the dominant United denomination in northern India , is a united church established on 29 November 1970 by bringing together the Anglican and Protestant churches working in northern India ; it is a province of the worldwide Anglican Communion .


[Q]: The earliest of these are the chambered tombs , although later came the building of stone circles , a trend that would continue into the following Bronze Age .
[A]:
The earliest of these are the chambered tombs of the Early Neolithic , although in the Late Neolithic this form of monumentalization was replaced by the construction of stone circles , a trend that would continue into the following Bronze Age .