historic maritime signal tower
C1468
concept
A historic maritime signal tower is a coastal structure once used to communicate navigational information, warnings, and messages to ships at sea through visual signals such as flags, lights, or semaphores.
All labels observed (3)
| Label | Occurrences |
|---|---|
| historic maritime signal tower canonical | 1 |
| maritime signal station | 1 |
| maritime time-signalling tower | 1 |
Description generation (CDg)
The one-sentence description above was generated by prompting gpt-5.1 with the class name and this instruction.
Instruction
generate a one-sentence description for a given conceptual class. # Response Format Return only the sentence: "Description: [one-sentence description of the conceptional class]"
Input
Class: historic maritime signal tower
Generated description
A historic maritime signal tower is a coastal structure once used to communicate navigational information, warnings, and messages to ships at sea through visual signals such as flags, lights, or semaphores.
Instances (3)
| Instance | Via concept surface |
|---|---|
| Timeball Tower | maritime time-signalling tower |
| Timeball Station site | maritime signal station |
| Portland Observatory | — |