instruction:
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.
question:
The chair is in charge of the Board of Governors of the Federal Reserve System .
answer:
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 .


question:
In contemporary English the word " anomie " can mean not only normlessness but also anarchy .
answer:
The contemporary English understanding of the word " anomie " can accept greater flexibility in the word " norm " , and some have used the idea of normlessness to reflect a similar situation to the idea of anarchy .


question:
In the physical sciences , mass and weight are different .
answer:

In the physical sciences , the terms " mass " and " weight " are rigidly defined as separate measures , as they are different physical properties .