The conversation between human and AI assistant.
[|Human|] Classify each item as "soft" or "hard": bowling ball, cinder block, tissue, memory foam, croissant, hammer
[|AI|] Bowling Ball: Hard
Cinder Block: Hard
Tissue: Soft
Memory Foam: Soft
Croissant: Soft
Hammer: Hard
[|Human|] 
Classify each item as "soft" or "hard": bowling ball, cinder block, tissue, memory foam, croissant, hammer