firstSeaTrials

P115278 predicate

Indicates that an entity is undergoing its initial sea-based testing or evaluation phase.

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Observed surface forms (1)

Sample triples (4)

Subject Object
submersible Alvin
surface form: Alvin
1964 ⓘ
Redoutable-class SSBNs late 1960s ⓘ
Shenhai Yongshi submersible
surface form: Shenhai Yongshi
2017 ⓘ
Turbinia 1894 via predicate surface "firstSeaTrialsDate" ⓘ