Assertion: chainsaw's engine | /r/CapableOf | reduce the ratio
Facets:
value: to 40:1
type: OTHER
value: by adding 3.2 ounces of oil
type: MANNER
Source sentences:
text: If the engine smokes excessively or doesn't perform well, reduce the ratio to 40:1 by adding 3.2 ounces of oil to each 1 gallon of gasoline.