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A blockship is a ship deliberately sunk to prevent a river, channel, or canal from being used as a waterway. It may either be sunk by a navy defending the waterway to prevent the ingress of attacking enemy forces, as in the case of HMS Hood at Portland Harbour in 1914; or it may be brought by enemy raiders and used to prevent the waterway from being used…
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| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Blockship | is a | ship deliberately sunk to prevent a river | 0.90 | text |
| Blockship | related to Further reading | Brown | 0.60 | section |
| Blockship | related to Further reading | Century | 0.60 | section |
| Blockship | related to Further reading | Naval Construction | 0.60 | section |
| Blockship | related to Further reading | The History | 0.60 | section |
| Blockship | related to Further reading | Royal Corps | 0.60 | section |
| Blockship | related to Further reading | Naval Constructors | 0.60 | section |
| Blockship | related to Further reading | London | 0.60 | section |
| Blockship | related to Further reading | Conway Maritime Press | 0.60 | section |
| Blockship | related to Further reading | ISBN | 0.60 | section |
| Blockship | related to Further reading | Jumonville | 0.60 | section |
| Blockship | related to Further reading | Question | 0.60 | section |
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