TASK DEFINITION: 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.
PROBLEM: The University of Tennessee is a public land-grant university in Knoxville , Tennessee .

SOLUTION: The University of Tennessee ( also referred to as The University of Tennessee , Knoxville ; UT Knoxville ; UTK ; or UT ) is a public research university in Knoxville , Tennessee .

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

SOLUTION: 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 .

PROBLEM: An indentured servant was a worker in a contract with an employer for a certain length of time .

SOLUTION:
An indentured servant or indentured laborer is an employee ( indenturee ) within a system of unfree labor who is bound by a signed or forced contract ( indenture ) to work for a particular employer for a fixed time .