Thesauri, ontologies, wordnets

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Availability:
3 existent but only company-internal, 2 existent and freely usable for PreR&D, 1 existent and freely usable for both PreR&D and R&D.
Cost:
4 more than 10,000 €, 3 1,000 - 10,000 €, 2 100 - 1,000 €, 1 less than 100 € or free
Adaptability:
3 black box, 2 glass box (you can see but not change it) 1 freely manipulable

R means for research, C means for commercial use.
For availability = 3 (company internal) other features are irrelevant.