| 4.2.1 | Discovery and Exchange of Distributed Context Information; subscription and polling |
| 4.2.3 | Context Queries based on Semantic Context Schema and QoC |
| Above: filter by 'source' using Keywords field. Below: filter by 'source' using other requirements fields. |
| 1.4.5 | Offering user-generated content over the SPICE platform |
| 1.5.4 | Legal requirements Privacy - Rights of the Data Subject and Obligantions to the Data Controller |
| 4.2.2 | Gathering, Aggregation and Interpretation from Multiple Distributed Context Sources, derivation of knowledge |
| 4.2.8 | Prioritized List of Alternatives, plausibility and dealing with imperfect situations |
| 4.2.10 | Access, Storage, Processing and Distribution Rights |
| 8.1.3 | Non-biased recommendations and queries results |
