Statements (13)
Predicate | Object |
---|---|
gptkbp:instanceOf |
coastal defense system
|
gptkbp:built |
early 20th century
|
gptkbp:country |
gptkb:United_States
|
https://www.w3.org/2000/01/rdf-schema#label |
San Francisco Bay minefield
|
gptkbp:location |
gptkb:San_Francisco_Bay
|
gptkbp:operatedBy |
gptkb:United_States_Army
|
gptkbp:purpose |
harbor defense
|
gptkbp:relatedTo |
gptkb:San_Francisco_Bay_Harbor_Defenses
|
gptkbp:status |
decommissioned
|
gptkbp:type |
controlled minefield
|
gptkbp:usedDuring |
gptkb:World_War_II
|
gptkbp:bfsParent |
gptkb:Harbor_Defenses_of_San_Francisco
|
gptkbp:bfsLayer |
7
|