Assertion: sluice | /r/HasProperty | the stopper
Facets:
value: to a drain
type: TRANSITIVE-OBJECT
Source sentences:
text: The sluice is the stopper or valve to a drain, carried through the bank of ...
text: The sluice is the stopper or valve to a drain ( 870.
text: The sluice is the stopper or valve to a drain (fig.