[qantas#graph1_on_QF506_1
     [qantas#QF506_1,
          pm#from_place: #Perth,
          pm#to_place: #Sydney,
          pm#departure_time: 00:40,
          pm#arrival_time: 06:40,
          #day_of_the_week: {any #day_of_the_week}]
](15/11/2000);