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.

Ex Input:
WAV ( or WAVE ) , short for Waveform Audio File Format , is a Microsoft and IBM audio file format standard for storing an audio bitstream on PCs .

Ex Output:
Waveform Audio File Format ( WAVE , or more commonly known as WAV due to its filename extension ; pronounced " wave " or ) is an audio file format standard , developed by Microsoft and IBM , for storing an audio bitstream on PCs .


Ex Input:
Sundbyberg Municipality is a municipality in Stockholm County in central Sweden .

Ex Output:
Sundbyberg Municipality ( " Sundbybergs kommun " or " Sundbybergs stad " ) is a municipality in Stockholm County in east central Sweden , just north of the capital Stockholm .


Ex Input:
The chair is in charge of the Board of Governors of the Federal Reserve System .

Ex Output:

The Chair of the Board of Governors of the Federal Reserve System is the head of the Federal Reserve , which is the central banking system of the United States .


