@prefix : <http://example.com/swap/test/reify/reify0.n3#> .
     @prefix daml: <http://www.daml.org/2001/03/daml+oil#> .
     @prefix fla: <#> .
     @prefix log: <http://www.w3.org/2000/10/swap/log#> .
    
     @forAll :a,
                :b,
                :p .
    
    fla:ancestor     a daml:TransitiveProperty .
    
    fla:bill     fla:ancestor fla:pa .
    
    fla:pa     fla:ancestor fla:granpa .
    {
        :a     :means :b .
        
        }     log:implies {:a     log:implies :b .
        :b     log:implies :a .
        } .
    {
        :p     a daml:TransitiveProperty .
        
        }     :means {{
             @forAll :x,
                        :y,
                        :z .
            {
                :x     :p :y .
                :y     :p :z .
                
                }     log:implies {:x     :p :z .
                } .
            
            }     a log:Truth .
        } .
    {
        :a     log:implies :b .
        :b     log:implies :a .
        
        }     log:implies {:a     :means :b .
        } .