skos:altLabel | - icebreaker
- Heavy icebreaker
- Icebreakers
- icebreaker ship
- icebreakers
- Ice Breaker
- Heavy Arctic Icebreaker
- Ice Breakers
- Ice breaker
- Ice operations
- Ice-breaking
- Icebreaker ship
- Icebreaker/support vessel/offshore patrol
- Icebreaking
- Light Icebreaker
- Light icebreaker
- Medium icebreaker
- Modern icebreaker
- Shallow-draught icebreaker
- ice breaking
- ice breaking vessels
- ice operations
- ice patrol ship
- ice-breaking
- ice-breaking bow
- ice-capable
- ice-strengthened
- icebreaking
- icebreaking hull
- icebreaking ship
- icebreaking ships
- icebreaking steamer
- icebreaking steamers
- icebreaking tug
- icrebreaking
- light icebreaker
- medium Arctic icebreaker
- research icebreaker
- water deluge system
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