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.

Input: Consider Input: An abelian group is a set , " A " , together with an operation " • " .

Output: An abelian group is a set , " A " , together with an operation • that combines any two elements " a " and " b " to form another element denoted " a " • " b " .


Input: Consider Input: In positive psychology , researchers are studying what gives a person satisfaction in life .

Output: In positive psychology , social scientists study what might contribute to living a good life , or what would lead to people having increased positive mood and overall satisfaction with their life .


Input: Consider Input: First normal form is a minimum criterion of database normalization .


Output: Database normalization is the process of representing a database in terms of relations in standard normal forms , where first normal is a minimal requirement .