en water platform subsurface (n)
― IsA ⟶
Weight: 1.0
en military watercraft (n) Source: OpenCyc 2012
en submarine (n)
― IsA ⟶
Weight: 1.0
en water platform subsurface (n) Source: OpenCyc 2012
en water platform subsurface (n)
― IsA ⟶
Weight: 1.0
en subsurface watercraft (n) Source: OpenCyc 2012