Statements (13)
| Predicate | Object |
|---|---|
| gptkbp:instance_of |
gptkb:satellite
|
| gptkbp:bfsLayer |
5
|
| gptkbp:bfsParent |
gptkb:Violent_Soho
|
| gptkbp:composed_of |
three dots, three dashes, three dots
|
| gptkbp:defines |
distress signal
|
| gptkbp:first_introduced |
1905
|
| https://www.w3.org/2000/01/rdf-schema#label |
S. O. S. (Save Our Ship)
|
| gptkbp:is_opposed_by |
Save Our Souls
|
| gptkbp:is_recognized_by |
gptkb:International_Maritime_Organization
|
| gptkbp:notable_for |
Titanic disaster
|
| gptkbp:origin |
Morse code
|
| gptkbp:transmission |
gptkb:radio_station
|
| gptkbp:used_in |
maritime communication
|