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: Howard University is an African-American college in Washington , D.C.

SOLUTION: Howard University ( HU or simply Howard ) is a private , federally chartered historically black university ( HBCU ) in Washington , D.C.

PROBLEM: The kilogram is the base unit of mass in the International System of Units ( SI ) .

SOLUTION: The kilogram ( also kilogramme ) is the base unit of mass in the metric system , formally the International System of Units ( SI ) , having the unit symbol kg .

PROBLEM: Devolution is when a central government transfers powers to a local government .

SOLUTION:
Devolution is the statutory delegation of powers from the central government of a sovereign state to govern at a subnational level , such as a regional or local level .