Check syntax with (perhaps with
cwm --no) often
If a rule isn't firing, try commenting out triples in the antecedent until it does
Divide complex rules into smaller ones; output intermediate results
Misspellings tend to cause silent errors; try an OWL validator or the cwm DAML/RDFS validator
Cwm --chatty=50 (or any value).
Let cwm pretty-print your files and see what it thinks you said.
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