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.
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Question: Ca-Al-rich inclusions – the oldest known solid bits in meteorites formed within the solar system – are 4.567 billion years old .

Answer: Calcium – aluminium-rich inclusions — the oldest known solid constituents within meteorites that are formed within the Solar System — are 4.567 billion years old , giving a lower limit for the age of the Solar System .


Question: The International Boxing Federation , or " IBF " , is one of many organizations which sanction world championship boxing bouts , alongside the WBA , WBC , WBO , and a dozen or so others .

Answer: The International Boxing Federation ( IBF ) is one of four major organizations recognized by the International Boxing Hall of Fame ( IBHOF ) which sanction world championship boxing bouts , alongside the World Boxing Association ( WBA ) , World Boxing Council ( WBC ) and World Boxing Organization ( WBO ) .


Question: The UEFA Euro 2024 ( officially the 2024 UEFA European Football Championship ) will be the 17th UEFA European Football Championship tournament .

Answer:
The 2024 UEFA European Football Championship , commonly referred to as UEFA Euro 2024 or simply Euro 2024 , will be the 17th edition of the UEFA European Championship , the quadrennial international men 's football championship of Europe organized by UEFA .