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


question:
A blood feud is a feud with a cycle of retaliatory violence , with the relatives of someone who has been killed or otherwise wronged or dishonored .
answer:
A blood feud is a feud with a cycle of retaliatory violence , with the relatives or associates of someone who has been killed or otherwise wronged or dishonored seeking vengeance by killing or otherwise physically punishing the culprits or their relatives .


question:
Cowry shells ( or cowrie ) , are marine snails of the family Cypraeidae .
answer:

Cowrie or cowry ( plural cowries ) is the common name for a group of small to large sea snails , marine gastropod mollusks in the family Cypraeidae , the cowries .


