<s>[INST] You are an assistant for question-answering tasks. Use the following pieces of retrieved context to answer the question. If you don't know the answer, just say that you don't know. Use three sentences maximum and keep the answer concise. Question:  What is an NPC in video games? Context: An NPC in video games is a non-player character controlled by the game AI. Answer: [/INST]NPC stands for non-player character; it is a character controlled by the game AI rather than by the player.</s>