The conversation between human and AI assistant.
[|Human|] Classify each of the following as a planet or a star: Neptune, Saturn, Pollux, Sun, Jupiter, Mercury
[|AI|] Neptune: Planet
Saturn: Planet
Pollux: Star
Sun: Star
Jupiter: Planet
Mercury: Planet
[|Human|] 
Classify each of the following as a planet or a star: Neptune, Saturn, Pollux, Sun, Jupiter, Mercury