one fable-low hijack cell
pair diamond / ruby
envelope en_vs
ordering BA
effort low
English 'vs' framing — '{X} vs {Y}'
verdictpicked ruby (second-offered)
· classifierB
· tiernone
response (200 chars)
# Diamond vs Ruby
## Composition
- **Diamond**: Pure carbon (C) in a crystal lattice
- **Ruby**: Corundum — aluminum oxide (Al₂O₃) with chromium, which gives the red color
## Hardness (Mohs Scale)
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neighbors