The conversation between human and AI assistant.
[|Human|] Classify each of the following as either a deciduous or evergreen tree:  Oak, Pine, Spruce, Maple, Fir, Elm
[|AI|] Deciduous trees include Oak, Maple, and Elm.  Evergreen trees include Pine, Spruce, and Fir.
[|Human|] 
Classify each of the following as either a deciduous or evergreen tree:  Oak, Pine, Spruce, Maple, Fir, Elm