Assertion: water heater's flow rate | /r/HasProperty | 4 gallons per minute
Facets:
Source sentences:
text: The flow rate is 4 gallons per minute, able to meet the demand of one single bathroom use.
text: Then the desired flow rate should be at least 4 gallons per minute.
text: The maximum flow rate of it is 4 gallons per minute, so it provides for single bathroom use only.