Is there a direct logical conflict between the premise and the hypothesis? Premise: once in a blue moon , listed under moon in L ) may be listed elsewhere (under blue moon in W). Hypothesis: The phrase "once in a blue moon" may be listed in the F column.
once in a blue moon , listed under moon in L ) may be listed elsewhere (under blue moon in W).###The phrase "once in a blue moon" may be listed in the F column.