<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:  How do robots perceive their environment? Context: Robots perceive their environment using sensors like cameras, infrared sensors, and ultrasonic sensors. Answer: [/INST]Robots perceive their environment using sensors such as cameras, infrared sensors, and ultrasonic sensors.</s>