Item:Q13699: Difference between revisions
Created claim: subclass of (P1): safety of air navigation (Q13700) |
Created claim: part of (P7): air traffic service (Q13707) |
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| Property / subclass of | |||
| Property / subclass of: control / rank | |||
Normal rank | |||
| Property / part of | |||
| Property / part of: air traffic service / rank | |||
Normal rank | |||