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.

A maternal insult ( also referred to as a " yo mama " joke ) is a reference to a person 's mother .
A maternal insult ( also referred to as a " yo mama " joke ) is a reference to a person 's mother through the use of phrases such as " your mother " or other regional variants , frequently used to insult the target by way of their mother .

Per capita income or average income is the average amount of money a person gets in a year .
Per capita income ( PCI ) or average income measures the average income earned per person in a given area ( city , region , country , etc . ) in a specified year .

F.C. Barcelona is a Spanish football club from Barcelona , Catalonia .

Futbol Club Barcelona ( -RSB- ) , commonly referred to as Barcelona and colloquially known as Barc ̧ a ( -RSB- ) , is a Spanish professional football club based in Barcelona , Catalonia , Spain .