one fable-low hijack cell
pair mercury / prolog
envelope en_pipe
ordering AB
effort low
English with pipe '|' — '{X} | {Y}'
verdictpicked prolog (second-offered)
· classifierB
· tiernone
response (200 chars)
# Prolog vs Mercury
Both are logic programming languages, but with very different philosophies.
## Quick Comparison
| Aspect | Prolog | Mercury |
|--------|--------|---------|
| **First appeared**
neighbors