@prefix : <http://www.w3.org/2000/10/swap/reason#> .
    
      [      a :Conjunction,
                    :Proof;
             :component  [
                 a :Extraction;
                 :because  [
                     a :Parsing;
                     :source <reason/t1.n3> ];
                 :gives {<reason/a>     <reason/b> <reason/c> .
                } ];
             :gives {<reason/a>     <reason/b> <reason/c> .
            } ].