> ? [some is#IWWWC]

[it#graph1_on_WWW8
     [is#WWW8,
          pm#place: #Toronto,
          pm#from_time: 11/5/1999 ,
          pm#until_time: 14/5/1999 ]
];

[it#graph1_on_WWW_2002
     [is#WWW_2002,
          pm#place: #Honolulu,
          pm#from_time: 6/5/2002 ,
          pm#until_time: 11/5/2002 ]
];

//Search time: 0.00019 s, printing time: 0.0008 s (according to the Unix function gettimeofday())