| 8.1.5 | No user location tracking w/o user's explicit consent |
| Above: filter by 'position' using Keywords field. Below: filter by 'position' using other requirements fields. | |
| 2.3.1 | Service experience depending on environment conditions |
| 4.2.3 | Context Queries based on Semantic Context Schema and QoC |
| 4.2.8 | Prioritized List of Alternatives, plausibility and dealing with imperfect situations |