one fable-low hijack cell
pair datalog / mercury
envelope en_vs_q
ordering BA
effort low
English 'vs' with question mark — '{X} vs {Y}?'
verdictpicked mercury (second-offered)
· classifierB
· tiernone
response (200 chars)
# Datalog vs Mercury
These are quite different beasts, though both come from the logic programming family.
## Datalog
**What it is:** A declarative query language — a restricted subset of Prolog de
neighbors